31798239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 16585761

約数列:

[1, 3, 11, 29, 33, 87, 149, 223, 319, 447, 669, 957, 1639, 2453, 4321, 4917, 6467, 7359, 12963, 19401, 33227, 47531, 71137, 99681, 142593, 213411, 365497, 963583, 1096491, 2890749, 10599413, 31798239]

約数ペア:

[(1, 31798239), (3, 10599413), (11, 2890749), (29, 1096491), (33, 963583), (87, 365497), (149, 213411), (223, 142593), (319, 99681), (447, 71137), (669, 47531), (957, 33227), (1639, 19401), (2453, 12963), (4321, 7359), (4917, 6467)]