201963045

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{601}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 331841664

約数和(自身を除く): 129878619

約数列:

[1, 3, 5, 15, 43, 129, 215, 521, 601, 645, 1563, 1803, 2605, 3005, 7815, 9015, 22403, 25843, 67209, 77529, 112015, 129215, 313121, 336045, 387645, 939363, 1565605, 4696815, 13464203, 40392609, 67321015, 201963045]

約数ペア:

[(1, 201963045), (3, 67321015), (5, 40392609), (15, 13464203), (43, 4696815), (129, 1565605), (215, 939363), (521, 387645), (601, 336045), (645, 313121), (1563, 129215), (1803, 112015), (2605, 77529), (3005, 67209), (7815, 25843), (9015, 22403)]