31620303

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 22892337

約数列:

[1, 3, 9, 11, 13, 33, 39, 79, 99, 117, 143, 237, 311, 429, 711, 869, 933, 1027, 1287, 2607, 2799, 3081, 3421, 4043, 7821, 9243, 10263, 11297, 12129, 24569, 30789, 33891, 36387, 44473, 73707, 101673, 133419, 221121, 270259, 319397, 400257, 810777, 958191, 2432331, 2874573, 3513367, 10540101, 31620303]

約数ペア:

[(1, 31620303), (3, 10540101), (9, 3513367), (11, 2874573), (13, 2432331), (33, 958191), (39, 810777), (79, 400257), (99, 319397), (117, 270259), (143, 221121), (237, 133419), (311, 101673), (429, 73707), (711, 44473), (869, 36387), (933, 33891), (1027, 30789), (1287, 24569), (2607, 12129), (2799, 11297), (3081, 10263), (3421, 9243), (4043, 7821)]