12130155

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 40

約数和(自身を含む): 22145904

約数和(自身を除く): 10015749

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 491, 549, 915, 1473, 1647, 2455, 2745, 4419, 4941, 7365, 8235, 13257, 22095, 24705, 29951, 39771, 66285, 89853, 149755, 198855, 269559, 449265, 808677, 1347795, 2426031, 4043385, 12130155]

約数ペア:

[(1, 12130155), (3, 4043385), (5, 2426031), (9, 1347795), (15, 808677), (27, 449265), (45, 269559), (61, 198855), (81, 149755), (135, 89853), (183, 66285), (305, 39771), (405, 29951), (491, 24705), (549, 22095), (915, 13257), (1473, 8235), (1647, 7365), (2455, 4941), (2745, 4419)]