81366122

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{2129}}^1$

素因数の和:2425

約数の個数: 16

約数和(自身を含む): 123991560

約数和(自身を除く): 42625438

約数列:

[1, 2, 97, 194, 197, 394, 2129, 4258, 19109, 38218, 206513, 413026, 419413, 838826, 40683061, 81366122]

約数ペア:

[(1, 81366122), (2, 40683061), (97, 838826), (194, 419413), (197, 413026), (394, 206513), (2129, 38218), (4258, 19109)]