331323345

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 611331840

約数和(自身を除く): 280008495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 113, 135, 185, 333, 339, 555, 565, 587, 999, 1017, 1665, 1695, 1761, 2935, 3051, 4181, 4995, 5085, 5283, 8805, 12543, 15255, 15849, 20905, 21719, 26415, 37629, 62715, 65157, 66331, 79245, 108595, 112887, 188145, 195471, 198993, 325785, 331655, 564435, 586413, 596979, 977355, 994965, 1790937, 2454247, 2932065, 2984895, 7362741, 8954685, 12271235, 22088223, 36813705, 66264669, 110441115, 331323345]

約数ペア:

[(1, 331323345), (3, 110441115), (5, 66264669), (9, 36813705), (15, 22088223), (27, 12271235), (37, 8954685), (45, 7362741), (111, 2984895), (113, 2932065), (135, 2454247), (185, 1790937), (333, 994965), (339, 977355), (555, 596979), (565, 586413), (587, 564435), (999, 331655), (1017, 325785), (1665, 198993), (1695, 195471), (1761, 188145), (2935, 112887), (3051, 108595), (4181, 79245), (4995, 66331), (5085, 65157), (5283, 62715), (8805, 37629), (12543, 26415), (15255, 21719), (15849, 20905)]