247857741

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{4603}}^1$

素因数の和:4833

約数の個数: 24

約数和(自身を含む): 371561216

約数和(自身を除く): 123703475

約数列:

[1, 3, 9, 31, 93, 193, 279, 579, 1737, 4603, 5983, 13809, 17949, 41427, 53847, 142693, 428079, 888379, 1284237, 2665137, 7995411, 27539749, 82619247, 247857741]

約数ペア:

[(1, 247857741), (3, 82619247), (9, 27539749), (31, 7995411), (93, 2665137), (193, 1284237), (279, 888379), (579, 428079), (1737, 142693), (4603, 53847), (5983, 41427), (13809, 17949)]