642026

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{379}}^1$

素因数の和:410

約数の個数: 24

約数和(自身を含む): 1212960

約数和(自身を除く): 570934

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 379, 758, 847, 1694, 2653, 4169, 5306, 8338, 29183, 45859, 58366, 91718, 321013, 642026]

約数ペア:

[(1, 642026), (2, 321013), (7, 91718), (11, 58366), (14, 45859), (22, 29183), (77, 8338), (121, 5306), (154, 4169), (242, 2653), (379, 1694), (758, 847)]