1296990398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{3541}}^1\times {\mathrm{16649}}^1$

素因数の和:20203

約数の個数: 16

約数和(自身を含む): 2123074800

約数和(自身を除く): 826084402

約数列:

[1, 2, 11, 22, 3541, 7082, 16649, 33298, 38951, 77902, 183139, 366278, 58954109, 117908218, 648495199, 1296990398]

約数ペア:

[(1, 1296990398), (2, 648495199), (11, 117908218), (22, 58954109), (3541, 366278), (7082, 183139), (16649, 77902), (33298, 38951)]