7987238

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 14376960

約数和(自身を除く): 6389722

約数列:

[1, 2, 7, 14, 29, 58, 103, 191, 203, 206, 382, 406, 721, 1337, 1442, 2674, 2987, 5539, 5974, 11078, 19673, 20909, 38773, 39346, 41818, 77546, 137711, 275422, 570517, 1141034, 3993619, 7987238]

約数ペア:

[(1, 7987238), (2, 3993619), (7, 1141034), (14, 570517), (29, 275422), (58, 137711), (103, 77546), (191, 41818), (203, 39346), (206, 38773), (382, 20909), (406, 19673), (721, 11078), (1337, 5974), (1442, 5539), (2674, 2987)]