997269

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 1651392

約数和(自身を除く): 654123

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 281, 507, 843, 1183, 1967, 3549, 3653, 5901, 10959, 25571, 47489, 76713, 142467, 332423, 997269]

約数ペア:

[(1, 997269), (3, 332423), (7, 142467), (13, 76713), (21, 47489), (39, 25571), (91, 10959), (169, 5901), (273, 3653), (281, 3549), (507, 1967), (843, 1183)]