128575215

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5843}}^1$

素因数の和:6020

約数の個数: 32

約数和(自身を含む): 230019840

約数和(自身を除く): 101444625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1467, 2445, 4401, 5843, 7335, 17529, 22005, 29215, 52587, 87645, 157761, 262935, 788805, 952409, 2857227, 4762045, 8571681, 14286135, 25715043, 42858405, 128575215]

約数ペア:

[(1, 128575215), (3, 42858405), (5, 25715043), (9, 14286135), (15, 8571681), (27, 4762045), (45, 2857227), (135, 952409), (163, 788805), (489, 262935), (815, 157761), (1467, 87645), (2445, 52587), (4401, 29215), (5843, 22005), (7335, 17529)]