90939498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{16421}}^1$

素因数の和:16510

約数の個数: 32

約数和(自身を含む): 198640512

約数和(自身を除く): 107701014

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 16421, 32842, 49263, 98526, 213473, 426946, 640419, 1165891, 1280838, 2331782, 3497673, 6995346, 15156583, 30313166, 45469749, 90939498]

約数ペア:

[(1, 90939498), (2, 45469749), (3, 30313166), (6, 15156583), (13, 6995346), (26, 3497673), (39, 2331782), (71, 1280838), (78, 1165891), (142, 640419), (213, 426946), (426, 213473), (923, 98526), (1846, 49263), (2769, 32842), (5538, 16421)]