15228465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{20719}}^1$

素因数の和:20741

約数の個数: 24

約数和(自身を含む): 28344960

約数和(自身を除く): 13116495

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 20719, 62157, 103595, 145033, 310785, 435099, 725165, 1015231, 2175495, 3045693, 5076155, 15228465]

約数ペア:

[(1, 15228465), (3, 5076155), (5, 3045693), (7, 2175495), (15, 1015231), (21, 725165), (35, 435099), (49, 310785), (105, 145033), (147, 103595), (245, 62157), (735, 20719)]