9091090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 17670960

約数和(自身を除く): 8579870

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1009, 1802, 2018, 4505, 5045, 9010, 10090, 17153, 34306, 53477, 85765, 106954, 171530, 267385, 534770, 909109, 1818218, 4545545, 9091090]

約数ペア:

[(1, 9091090), (2, 4545545), (5, 1818218), (10, 909109), (17, 534770), (34, 267385), (53, 171530), (85, 106954), (106, 85765), (170, 53477), (265, 34306), (530, 17153), (901, 10090), (1009, 9010), (1802, 5045), (2018, 4505)]