261131724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{33427}}^1$

素因数の和:33475

約数の個数: 72

約数和(自身を含む): 778738688

約数和(自身を除く): 517606964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 33427, 66854, 100281, 133708, 200562, 233989, 300843, 401124, 467978, 601686, 701967, 935956, 1036237, 1203372, 1403934, 2072474, 2105901, 2807868, 3108711, 4144948, 4211802, 6217422, 7253659, 8423604, 9326133, 12434844, 14507318, 18652266, 21760977, 29014636, 37304532, 43521954, 65282931, 87043908, 130565862, 261131724]

約数ペア:

[(1, 261131724), (2, 130565862), (3, 87043908), (4, 65282931), (6, 43521954), (7, 37304532), (9, 29014636), (12, 21760977), (14, 18652266), (18, 14507318), (21, 12434844), (28, 9326133), (31, 8423604), (36, 7253659), (42, 6217422), (62, 4211802), (63, 4144948), (84, 3108711), (93, 2807868), (124, 2105901), (126, 2072474), (186, 1403934), (217, 1203372), (252, 1036237), (279, 935956), (372, 701967), (434, 601686), (558, 467978), (651, 401124), (868, 300843), (1116, 233989), (1302, 200562), (1953, 133708), (2604, 100281), (3906, 66854), (7812, 33427)]