1290189406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{961393}}^1$

素因数の和:961467

約数の個数: 16

約数和(自身を含む): 2145831408

約数和(自身を除く): 855642002

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 961393, 1922786, 10575323, 21150646, 58644973, 117289946, 645094703, 1290189406]

約数ペア:

[(1, 1290189406), (2, 645094703), (11, 117289946), (22, 58644973), (61, 21150646), (122, 10575323), (671, 1922786), (1342, 961393)]