663868

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 1234800

約数和(自身を除く): 570932

約数列:

[1, 2, 4, 29, 58, 59, 97, 116, 118, 194, 236, 388, 1711, 2813, 3422, 5626, 5723, 6844, 11252, 11446, 22892, 165967, 331934, 663868]

約数ペア:

[(1, 663868), (2, 331934), (4, 165967), (29, 22892), (58, 11446), (59, 11252), (97, 6844), (116, 5723), (118, 5626), (194, 3422), (236, 2813), (388, 1711)]