156923487

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2687}}^1$

素因数の和:2809

約数の個数: 40

約数和(自身を含む): 270606336

約数和(自身を除く): 113682849

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 567, 721, 927, 2163, 2687, 2781, 6489, 8061, 8343, 18809, 19467, 24183, 56427, 58401, 72549, 169281, 217647, 276761, 507843, 830283, 1523529, 1937327, 2490849, 5811981, 7472547, 17435943, 22417641, 52307829, 156923487]

約数ペア:

[(1, 156923487), (3, 52307829), (7, 22417641), (9, 17435943), (21, 7472547), (27, 5811981), (63, 2490849), (81, 1937327), (103, 1523529), (189, 830283), (309, 507843), (567, 276761), (721, 217647), (927, 169281), (2163, 72549), (2687, 58401), (2781, 56427), (6489, 24183), (8061, 19467), (8343, 18809)]