31173753

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 47456640

約数和(自身を除く): 16282887

約数列:

[1, 3, 13, 29, 39, 43, 87, 129, 377, 559, 641, 1131, 1247, 1677, 1923, 3741, 8333, 16211, 18589, 24999, 27563, 48633, 55767, 82689, 241657, 358319, 724971, 799327, 1074957, 2397981, 10391251, 31173753]

約数ペア:

[(1, 31173753), (3, 10391251), (13, 2397981), (29, 1074957), (39, 799327), (43, 724971), (87, 358319), (129, 241657), (377, 82689), (559, 55767), (641, 48633), (1131, 27563), (1247, 24999), (1677, 18589), (1923, 16211), (3741, 8333)]