12991155

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 22195200

約数和(自身を除く): 9204045

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 577, 1185, 1501, 1731, 2885, 4503, 7505, 8655, 10963, 22515, 32889, 45583, 54815, 136749, 164445, 227915, 683745, 866077, 2598231, 4330385, 12991155]

約数ペア:

[(1, 12991155), (3, 4330385), (5, 2598231), (15, 866077), (19, 683745), (57, 227915), (79, 164445), (95, 136749), (237, 54815), (285, 45583), (395, 32889), (577, 22515), (1185, 10963), (1501, 8655), (1731, 7505), (2885, 4503)]