81787442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{577}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 142326720

約数和(自身を除く): 60539278

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 379, 577, 758, 1154, 4169, 6347, 6443, 8338, 9809, 12694, 12886, 19618, 70873, 107899, 141746, 215798, 218683, 437366, 2405513, 3717611, 4811026, 7435222, 40893721, 81787442]

約数ペア:

[(1, 81787442), (2, 40893721), (11, 7435222), (17, 4811026), (22, 3717611), (34, 2405513), (187, 437366), (374, 218683), (379, 215798), (577, 141746), (758, 107899), (1154, 70873), (4169, 19618), (6347, 12886), (6443, 12694), (8338, 9809)]