197794782

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{154769}}^1$

素因数の和:154848

約数の個数: 24

約数和(自身を含む): 434594160

約数和(自身を除く): 236799378

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 154769, 309538, 464307, 928614, 1392921, 2785842, 10988599, 21977198, 32965797, 65931594, 98897391, 197794782]

約数ペア:

[(1, 197794782), (2, 98897391), (3, 65931594), (6, 32965797), (9, 21977198), (18, 10988599), (71, 2785842), (142, 1392921), (213, 928614), (426, 464307), (639, 309538), (1278, 154769)]