28017465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38119}}^1$

素因数の和:38141

約数の個数: 24

約数和(自身を含む): 52148160

約数和(自身を除く): 24130695

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38119, 114357, 190595, 266833, 571785, 800499, 1334165, 1867831, 4002495, 5603493, 9339155, 28017465]

約数ペア:

[(1, 28017465), (3, 9339155), (5, 5603493), (7, 4002495), (15, 1867831), (21, 1334165), (35, 800499), (49, 571785), (105, 266833), (147, 190595), (245, 114357), (735, 38119)]