12306915

素因数分解:

$3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{557}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 21413808

約数和(自身を除く): 9106893

約数列:

[1, 3, 5, 9, 15, 45, 491, 557, 1473, 1671, 2455, 2785, 4419, 5013, 7365, 8355, 22095, 25065, 273487, 820461, 1367435, 2461383, 4102305, 12306915]

約数ペア:

[(1, 12306915), (3, 4102305), (5, 2461383), (9, 1367435), (15, 820461), (45, 273487), (491, 25065), (557, 22095), (1473, 8355), (1671, 7365), (2455, 5013), (2785, 4419)]