87428005

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{6733}}^1$

素因数の和:6805

約数の個数: 24

約数和(自身を含む): 124363512

約数和(自身を除く): 36935507

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 371, 1855, 2597, 6733, 12985, 33665, 47131, 235655, 329917, 356849, 1649585, 1784245, 2497943, 12489715, 17485601, 87428005]

約数ペア:

[(1, 87428005), (5, 17485601), (7, 12489715), (35, 2497943), (49, 1784245), (53, 1649585), (245, 356849), (265, 329917), (371, 235655), (1855, 47131), (2597, 33665), (6733, 12985)]