645636

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 1520064

約数和(自身を除く): 874428

約数列:

[1, 2, 3, 4, 6, 12, 173, 311, 346, 519, 622, 692, 933, 1038, 1244, 1866, 2076, 3732, 53803, 107606, 161409, 215212, 322818, 645636]

約数ペア:

[(1, 645636), (2, 322818), (3, 215212), (4, 161409), (6, 107606), (12, 53803), (173, 3732), (311, 2076), (346, 1866), (519, 1244), (622, 1038), (692, 933)]