157796307

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1901}}^1$

素因数の和:2331

約数の個数: 24

約数和(自身を含む): 238556448

約数和(自身を除く): 80760141

約数列:

[1, 3, 9, 23, 69, 207, 401, 1203, 1901, 3609, 5703, 9223, 17109, 27669, 43723, 83007, 131169, 393507, 762301, 2286903, 6860709, 17532923, 52598769, 157796307]

約数ペア:

[(1, 157796307), (3, 52598769), (9, 17532923), (23, 6860709), (69, 2286903), (207, 762301), (401, 393507), (1203, 131169), (1901, 83007), (3609, 43723), (5703, 27669), (9223, 17109)]