157213845

素因数分解:

$3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3299}}^1$

素因数の和:3666

約数の個数: 32

約数和(自身を含む): 280368000

約数和(自身を除く): 123154155

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 353, 1059, 1765, 3177, 3299, 5295, 9531, 9897, 15885, 16495, 29691, 47655, 49485, 89073, 148455, 445365, 1164547, 3493641, 5822735, 10480923, 17468205, 31442769, 52404615, 157213845]

約数ペア:

[(1, 157213845), (3, 52404615), (5, 31442769), (9, 17468205), (15, 10480923), (27, 5822735), (45, 3493641), (135, 1164547), (353, 445365), (1059, 148455), (1765, 89073), (3177, 49485), (3299, 47655), (5295, 29691), (9531, 16495), (9897, 15885)]