66231604

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{521}}^2$

素因数の和:1107

約数の個数: 18

約数和(自身を含む): 118031942

約数和(自身を除く): 51800338

約数列:

[1, 2, 4, 61, 122, 244, 521, 1042, 2084, 31781, 63562, 127124, 271441, 542882, 1085764, 16557901, 33115802, 66231604]

約数ペア:

[(1, 66231604), (2, 33115802), (4, 16557901), (61, 1085764), (122, 542882), (244, 271441), (521, 127124), (1042, 63562), (2084, 31781)]