74657331

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 133545984

約数和(自身を除く): 58888653

約数列:

[1, 3, 7, 9, 21, 31, 43, 49, 63, 93, 127, 129, 147, 217, 279, 301, 381, 387, 441, 651, 889, 903, 1143, 1333, 1519, 1953, 2107, 2667, 2709, 3937, 3999, 4557, 5461, 6223, 6321, 8001, 9331, 11811, 11997, 13671, 16383, 18669, 18963, 27559, 27993, 35433, 38227, 49149, 56007, 65317, 82677, 83979, 114681, 169291, 192913, 195951, 248031, 267589, 344043, 507873, 578739, 587853, 802767, 1185037, 1523619, 1736217, 2408301, 3555111, 8295259, 10665333, 24885777, 74657331]

約数ペア:

[(1, 74657331), (3, 24885777), (7, 10665333), (9, 8295259), (21, 3555111), (31, 2408301), (43, 1736217), (49, 1523619), (63, 1185037), (93, 802767), (127, 587853), (129, 578739), (147, 507873), (217, 344043), (279, 267589), (301, 248031), (381, 195951), (387, 192913), (441, 169291), (651, 114681), (889, 83979), (903, 82677), (1143, 65317), (1333, 56007), (1519, 49149), (1953, 38227), (2107, 35433), (2667, 27993), (2709, 27559), (3937, 18963), (3999, 18669), (4557, 16383), (5461, 13671), (6223, 11997), (6321, 11811), (8001, 9331)]