201385149

素因数分解:

$3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{5209}}^1$

素因数の和:5489

約数の個数: 24

約数和(自身を含む): 313600320

約数和(自身を除く): 112215171

約数列:

[1, 3, 7, 21, 49, 147, 263, 789, 1841, 5209, 5523, 12887, 15627, 36463, 38661, 109389, 255241, 765723, 1369967, 4109901, 9589769, 28769307, 67128383, 201385149]

約数ペア:

[(1, 201385149), (3, 67128383), (7, 28769307), (21, 9589769), (49, 4109901), (147, 1369967), (263, 765723), (789, 255241), (1841, 109389), (5209, 38661), (5523, 36463), (12887, 15627)]