1881145

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 2619648

約数和(自身を除く): 738503

約数列:

[1, 5, 7, 35, 71, 355, 497, 757, 2485, 3785, 5299, 26495, 53747, 268735, 376229, 1881145]

約数ペア:

[(1, 1881145), (5, 376229), (7, 268735), (35, 53747), (71, 26495), (355, 5299), (497, 3785), (757, 2485)]