156775221

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{811}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 232063104

約数和(自身を除く): 75287883

約数列:

[1, 3, 9, 47, 141, 423, 457, 811, 1371, 2433, 4113, 7299, 21479, 38117, 64437, 114351, 193311, 343053, 370627, 1111881, 3335643, 17419469, 52258407, 156775221]

約数ペア:

[(1, 156775221), (3, 52258407), (9, 17419469), (47, 3335643), (141, 1111881), (423, 370627), (457, 343053), (811, 193311), (1371, 114351), (2433, 64437), (4113, 38117), (7299, 21479)]