512631

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 865280

約数和(自身を除く): 352649

約数列:

[1, 3, 7, 9, 21, 63, 79, 103, 237, 309, 553, 711, 721, 927, 1659, 2163, 4977, 6489, 8137, 24411, 56959, 73233, 170877, 512631]

約数ペア:

[(1, 512631), (3, 170877), (7, 73233), (9, 56959), (21, 24411), (63, 8137), (79, 6489), (103, 4977), (237, 2163), (309, 1659), (553, 927), (711, 721)]