780434644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{42131}}^1$

素因数の和:42567

約数の個数: 24

約数和(自身を含む): 1493495136

約数和(自身を除く): 713060492

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 4631, 9262, 18524, 42131, 84262, 168524, 463441, 926882, 1853764, 17737151, 35474302, 70948604, 195108661, 390217322, 780434644]

約数ペア:

[(1, 780434644), (2, 390217322), (4, 195108661), (11, 70948604), (22, 35474302), (44, 17737151), (421, 1853764), (842, 926882), (1684, 463441), (4631, 168524), (9262, 84262), (18524, 42131)]