681955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 16

約数和(自身を含む): 886464

約数和(自身を除く): 204509

約数列:

[1, 5, 17, 71, 85, 113, 355, 565, 1207, 1921, 6035, 8023, 9605, 40115, 136391, 681955]

約数ペア:

[(1, 681955), (5, 136391), (17, 40115), (71, 9605), (85, 8023), (113, 6035), (355, 1921), (565, 1207)]