28901775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{55051}}^1$

素因数の和:55071

約数の個数: 24

約数和(自身を含む): 54611584

約数和(自身を除く): 25709809

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 55051, 165153, 275255, 385357, 825765, 1156071, 1376275, 1926785, 4128825, 5780355, 9633925, 28901775]

約数ペア:

[(1, 28901775), (3, 9633925), (5, 5780355), (7, 4128825), (15, 1926785), (21, 1376275), (25, 1156071), (35, 825765), (75, 385357), (105, 275255), (175, 165153), (525, 55051)]