71316016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103657}}^1$

素因数の和:103708

約数の個数: 20

約数和(自身を含む): 141389512

約数和(自身を除く): 70073496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 103657, 207314, 414628, 829256, 1658512, 4457251, 8914502, 17829004, 35658008, 71316016]

約数ペア:

[(1, 71316016), (2, 35658008), (4, 17829004), (8, 8914502), (16, 4457251), (43, 1658512), (86, 829256), (172, 414628), (344, 207314), (688, 103657)]