64421945

素因数分解:

$5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2917}}^1$

素因数の和:3560

約数の個数: 16

約数和(自身を含む): 88520448

約数和(自身を除く): 24098503

約数列:

[1, 5, 7, 35, 631, 2917, 3155, 4417, 14585, 20419, 22085, 102095, 1840627, 9203135, 12884389, 64421945]

約数ペア:

[(1, 64421945), (5, 12884389), (7, 9203135), (35, 1840627), (631, 102095), (2917, 22085), (3155, 20419), (4417, 14585)]