31496427

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 48550320

約数和(自身を除く): 17053893

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 1481, 2363, 4443, 7089, 13329, 21267, 25177, 75531, 205859, 226593, 617577, 1852731, 3499603, 10498809, 31496427]

約数ペア:

[(1, 31496427), (3, 10498809), (9, 3499603), (17, 1852731), (51, 617577), (139, 226593), (153, 205859), (417, 75531), (1251, 25177), (1481, 21267), (2363, 13329), (4443, 7089)]