1247256970

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{125101}}^1$

素因数の和:126105

約数の個数: 16

約数和(自身を含む): 2247332328

約数和(自身を除く): 1000075358

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 125101, 250202, 625505, 1251010, 124725697, 249451394, 623628485, 1247256970]

約数ペア:

[(1, 1247256970), (2, 623628485), (5, 249451394), (10, 124725697), (997, 1251010), (1994, 625505), (4985, 250202), (9970, 125101)]