388259105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{733}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 521609760

約数和(自身を除く): 133350655

約数列:

[1, 5, 13, 29, 65, 145, 281, 377, 733, 1405, 1885, 3653, 3665, 8149, 9529, 18265, 21257, 40745, 47645, 105937, 106285, 205973, 276341, 529685, 1029865, 1381705, 2677649, 5973217, 13388245, 29866085, 77651821, 388259105]

約数ペア:

[(1, 388259105), (5, 77651821), (13, 29866085), (29, 13388245), (65, 5973217), (145, 2677649), (281, 1381705), (377, 1029865), (733, 529685), (1405, 276341), (1885, 205973), (3653, 106285), (3665, 105937), (8149, 47645), (9529, 40745), (18265, 21257)]