120820615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{15971}}^1$

素因数の和:16082

約数の個数: 16

約数和(自身を含む): 155247840

約数和(自身を除く): 34427225

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 15971, 79855, 271507, 1357535, 1421419, 7107095, 24164123, 120820615]

約数ペア:

[(1, 120820615), (5, 24164123), (17, 7107095), (85, 1421419), (89, 1357535), (445, 271507), (1513, 79855), (7565, 15971)]