75864397

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{1663}}^1$

素因数の和:1710

約数の個数: 20

約数和(自身を含む): 93217280

約数和(自身を除く): 17352883

約数列:

[1, 7, 19, 49, 133, 343, 931, 1663, 2401, 6517, 11641, 31597, 45619, 81487, 221179, 570409, 1548253, 3992863, 10837771, 75864397]

約数ペア:

[(1, 75864397), (7, 10837771), (19, 3992863), (49, 1548253), (133, 570409), (343, 221179), (931, 81487), (1663, 45619), (2401, 31597), (6517, 11641)]