64385915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{3433}}^1$

素因数の和:3491

約数の個数: 24

約数和(自身を含む): 87690624

約数和(自身を除く): 23304709

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1705, 3433, 3751, 17165, 18755, 37763, 106423, 188815, 415393, 532115, 1170653, 2076965, 5853265, 12877183, 64385915]

約数ペア:

[(1, 64385915), (5, 12877183), (11, 5853265), (31, 2076965), (55, 1170653), (121, 532115), (155, 415393), (341, 188815), (605, 106423), (1705, 37763), (3433, 18755), (3751, 17165)]