25410189

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 16027251

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 653, 763, 1853, 1959, 2289, 4571, 5559, 11101, 12971, 13713, 33303, 38913, 71177, 77707, 213531, 233121, 498239, 1210009, 1494717, 3630027, 8470063, 25410189]

約数ペア:

[(1, 25410189), (3, 8470063), (7, 3630027), (17, 1494717), (21, 1210009), (51, 498239), (109, 233121), (119, 213531), (327, 77707), (357, 71177), (653, 38913), (763, 33303), (1853, 13713), (1959, 12971), (2289, 11101), (4571, 5559)]