749302281

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 1389839360

約数和(自身を除く): 640537079

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 79, 91, 111, 117, 237, 259, 273, 313, 333, 481, 553, 711, 777, 819, 939, 1027, 1443, 1659, 2191, 2331, 2817, 2923, 3081, 3367, 4069, 4329, 4977, 6573, 7189, 8769, 9243, 10101, 11581, 12207, 19719, 20461, 21567, 24727, 26307, 28483, 30303, 34743, 36621, 37999, 61383, 64701, 74181, 81067, 85449, 104229, 113997, 150553, 173089, 184149, 222543, 243201, 256347, 265993, 321451, 341991, 451659, 519267, 729603, 797979, 914899, 964353, 1053871, 1354977, 1557801, 2250157, 2393937, 2744697, 2893059, 3161613, 6404293, 6750471, 8234091, 9484839, 11893687, 19212879, 20251413, 35681061, 57638637, 83255809, 107043183, 249767427, 749302281]

約数ペア:

[(1, 749302281), (3, 249767427), (7, 107043183), (9, 83255809), (13, 57638637), (21, 35681061), (37, 20251413), (39, 19212879), (63, 11893687), (79, 9484839), (91, 8234091), (111, 6750471), (117, 6404293), (237, 3161613), (259, 2893059), (273, 2744697), (313, 2393937), (333, 2250157), (481, 1557801), (553, 1354977), (711, 1053871), (777, 964353), (819, 914899), (939, 797979), (1027, 729603), (1443, 519267), (1659, 451659), (2191, 341991), (2331, 321451), (2817, 265993), (2923, 256347), (3081, 243201), (3367, 222543), (4069, 184149), (4329, 173089), (4977, 150553), (6573, 113997), (7189, 104229), (8769, 85449), (9243, 81067), (10101, 74181), (11581, 64701), (12207, 61383), (19719, 37999), (20461, 36621), (21567, 34743), (24727, 30303), (26307, 28483)]