12999651

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 20312064

約数和(自身を除く): 7312413

約数列:

[1, 3, 7, 21, 49, 147, 191, 463, 573, 1337, 1389, 3241, 4011, 9359, 9723, 22687, 28077, 68061, 88433, 265299, 619031, 1857093, 4333217, 12999651]

約数ペア:

[(1, 12999651), (3, 4333217), (7, 1857093), (21, 619031), (49, 265299), (147, 88433), (191, 68061), (463, 28077), (573, 22687), (1337, 9723), (1389, 9359), (3241, 4011)]