215782308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{856279}}^1$

素因数の和:856296

約数の個数: 36

約数和(自身を含む): 623371840

約数和(自身を除く): 407589532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 856279, 1712558, 2568837, 3425116, 5137674, 5993953, 7706511, 10275348, 11987906, 15413022, 17981859, 23975812, 30826044, 35963718, 53945577, 71927436, 107891154, 215782308]

約数ペア:

[(1, 215782308), (2, 107891154), (3, 71927436), (4, 53945577), (6, 35963718), (7, 30826044), (9, 23975812), (12, 17981859), (14, 15413022), (18, 11987906), (21, 10275348), (28, 7706511), (36, 5993953), (42, 5137674), (63, 3425116), (84, 2568837), (126, 1712558), (252, 856279)]