31969287

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22063}}^1$

素因数の和:22099

約数の個数: 24

約数和(自身を含む): 55071744

約数和(自身を除く): 23102457

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 22063, 66189, 154441, 198567, 463323, 507449, 1389969, 1522347, 3552143, 4567041, 10656429, 31969287]

約数ペア:

[(1, 31969287), (3, 10656429), (7, 4567041), (9, 3552143), (21, 1522347), (23, 1389969), (63, 507449), (69, 463323), (161, 198567), (207, 154441), (483, 66189), (1449, 22063)]