30318705

素因数分解:

$3^4\times 5^1\times {\mathrm{74861}}^1$

素因数の和:74878

約数の個数: 20

約数和(自身を含む): 54349812

約数和(自身を除く): 24031107

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 74861, 224583, 374305, 673749, 1122915, 2021247, 3368745, 6063741, 10106235, 30318705]

約数ペア:

[(1, 30318705), (3, 10106235), (5, 6063741), (9, 3368745), (15, 2021247), (27, 1122915), (45, 673749), (81, 374305), (135, 224583), (405, 74861)]