219956165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307631}}^1$

素因数の和:307660

約数の個数: 16

約数和(自身を含む): 310093056

約数和(自身を除く): 90136891

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 307631, 1538155, 3383941, 3999203, 16919705, 19996015, 43991233, 219956165]

約数ペア:

[(1, 219956165), (5, 43991233), (11, 19996015), (13, 16919705), (55, 3999203), (65, 3383941), (143, 1538155), (715, 307631)]