40420743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2351}}^1$

素因数の和:2886

約数の個数: 16

約数和(自身を含む): 58931712

約数和(自身を除く): 18510969

約数列:

[1, 3, 11, 33, 521, 1563, 2351, 5731, 7053, 17193, 25861, 77583, 1224871, 3674613, 13473581, 40420743]

約数ペア:

[(1, 40420743), (3, 13473581), (11, 3674613), (33, 1224871), (521, 77583), (1563, 25861), (2351, 17193), (5731, 7053)]