42143915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{6781}}^1$

素因数の和:6910

約数の個数: 16

約数和(自身を含む): 55666656

約数和(自身を除く): 13522741

約数列:

[1, 5, 11, 55, 113, 565, 1243, 6215, 6781, 33905, 74591, 372955, 766253, 3831265, 8428783, 42143915]

約数ペア:

[(1, 42143915), (5, 8428783), (11, 3831265), (55, 766253), (113, 372955), (565, 74591), (1243, 33905), (6215, 6781)]