256295492037

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1447}}^1$

素因数の和:1734

約数の個数: 144

約数和(自身を含む): 439831042560

約数和(自身を除く): 183535550523

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 169, 171, 227, 243, 247, 351, 507, 513, 681, 741, 1053, 1447, 1521, 1539, 2043, 2223, 2951, 3159, 3211, 4313, 4341, 4563, 4617, 6129, 6669, 8853, 9633, 12939, 13023, 13689, 18387, 18811, 20007, 26559, 27493, 28899, 38363, 38817, 39069, 41067, 55161, 56069, 56433, 60021, 79677, 82479, 86697, 115089, 116451, 117207, 168207, 169299, 239031, 244543, 247437, 260091, 328469, 345267, 349353, 351621, 357409, 504621, 507897, 717093, 728897, 733629, 742311, 780273, 985407, 1035801, 1048059, 1072227, 1513863, 1523691, 2186691, 2200887, 2226933, 2956221, 3107403, 3216681, 4270097, 4541589, 4571073, 4646317, 6240911, 6560073, 6602661, 6680799, 8868663, 9322209, 9650043, 12810291, 13624767, 13938951, 18722733, 19680219, 19807983, 26605989, 28950129, 38430873, 41816853, 55511261, 56168199, 59040657, 59423949, 79817967, 81131843, 86850387, 115292619, 125450559, 166533783, 168504597, 177121971, 243395529, 345877857, 376351677, 499601349, 505513791, 730186587, 1037633571, 1054713959, 1129055031, 1498804047, 1516541373, 2190559761, 3164141877, 4496412141, 6571679283, 9492425631, 13489236423, 19715037849, 28477276893, 85431830679, 256295492037]

約数ペア:

[(1, 256295492037), (3, 85431830679), (9, 28477276893), (13, 19715037849), (19, 13489236423), (27, 9492425631), (39, 6571679283), (57, 4496412141), (81, 3164141877), (117, 2190559761), (169, 1516541373), (171, 1498804047), (227, 1129055031), (243, 1054713959), (247, 1037633571), (351, 730186587), (507, 505513791), (513, 499601349), (681, 376351677), (741, 345877857), (1053, 243395529), (1447, 177121971), (1521, 168504597), (1539, 166533783), (2043, 125450559), (2223, 115292619), (2951, 86850387), (3159, 81131843), (3211, 79817967), (4313, 59423949), (4341, 59040657), (4563, 56168199), (4617, 55511261), (6129, 41816853), (6669, 38430873), (8853, 28950129), (9633, 26605989), (12939, 19807983), (13023, 19680219), (13689, 18722733), (18387, 13938951), (18811, 13624767), (20007, 12810291), (26559, 9650043), (27493, 9322209), (28899, 8868663), (38363, 6680799), (38817, 6602661), (39069, 6560073), (41067, 6240911), (55161, 4646317), (56069, 4571073), (56433, 4541589), (60021, 4270097), (79677, 3216681), (82479, 3107403), (86697, 2956221), (115089, 2226933), (116451, 2200887), (117207, 2186691), (168207, 1523691), (169299, 1513863), (239031, 1072227), (244543, 1048059), (247437, 1035801), (260091, 985407), (328469, 780273), (345267, 742311), (349353, 733629), (351621, 728897), (357409, 717093), (504621, 507897)]