31085001

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1709}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 46949760

約数和(自身を除く): 15864759

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1709, 2021, 5127, 6063, 15381, 18189, 73487, 80323, 220461, 240969, 661383, 722907, 3453889, 10361667, 31085001]

約数ペア:

[(1, 31085001), (3, 10361667), (9, 3453889), (43, 722907), (47, 661383), (129, 240969), (141, 220461), (387, 80323), (423, 73487), (1709, 18189), (2021, 15381), (5127, 6063)]