31379061

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9281}}^1$

素因数の和:9321

約数の個数: 24

約数和(自身を含む): 50791104

約数和(自身を除く): 19412043

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 9281, 27843, 64967, 194901, 213463, 454769, 640389, 1364307, 1494241, 4482723, 10459687, 31379061]

約数ペア:

[(1, 31379061), (3, 10459687), (7, 4482723), (21, 1494241), (23, 1364307), (49, 640389), (69, 454769), (147, 213463), (161, 194901), (483, 64967), (1127, 27843), (3381, 9281)]