421592444

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1387

約数の個数: 96

約数和(自身を含む): 976926720

約数和(自身を除く): 555334276

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 47, 52, 76, 91, 94, 133, 182, 188, 247, 266, 329, 364, 494, 532, 611, 658, 893, 988, 1222, 1297, 1316, 1729, 1786, 2444, 2594, 3458, 3572, 4277, 5188, 6251, 6916, 8554, 9079, 11609, 12502, 16861, 17108, 18158, 23218, 24643, 25004, 33722, 36316, 46436, 49286, 60959, 67444, 81263, 98572, 118027, 121918, 162526, 172501, 236054, 243836, 320359, 325052, 345002, 426713, 472108, 640718, 690004, 792467, 853426, 1158221, 1281436, 1584934, 1706852, 2242513, 2316442, 3169868, 4485026, 4632884, 5547269, 8107547, 8970052, 11094538, 15056873, 16215094, 22189076, 30113746, 32430188, 60227492, 105398111, 210796222, 421592444]

約数ペア:

[(1, 421592444), (2, 210796222), (4, 105398111), (7, 60227492), (13, 32430188), (14, 30113746), (19, 22189076), (26, 16215094), (28, 15056873), (38, 11094538), (47, 8970052), (52, 8107547), (76, 5547269), (91, 4632884), (94, 4485026), (133, 3169868), (182, 2316442), (188, 2242513), (247, 1706852), (266, 1584934), (329, 1281436), (364, 1158221), (494, 853426), (532, 792467), (611, 690004), (658, 640718), (893, 472108), (988, 426713), (1222, 345002), (1297, 325052), (1316, 320359), (1729, 243836), (1786, 236054), (2444, 172501), (2594, 162526), (3458, 121918), (3572, 118027), (4277, 98572), (5188, 81263), (6251, 67444), (6916, 60959), (8554, 49286), (9079, 46436), (11609, 36316), (12502, 33722), (16861, 25004), (17108, 24643), (18158, 23218)]