211221618478

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{14813}}^1\times {\mathrm{42187}}^1$

素因数の和:57028

約数の個数: 24

約数和(自身を含む): 343110194568

約数和(自身を除く): 131888576090

約数列:

[1, 2, 13, 26, 169, 338, 14813, 29626, 42187, 84374, 192569, 385138, 548431, 1096862, 2503397, 5006794, 7129603, 14259206, 624916031, 1249832062, 8123908403, 16247816806, 105610809239, 211221618478]

約数ペア:

[(1, 211221618478), (2, 105610809239), (13, 16247816806), (26, 8123908403), (169, 1249832062), (338, 624916031), (14813, 14259206), (29626, 7129603), (42187, 5006794), (84374, 2503397), (192569, 1096862), (385138, 548431)]