87661770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{417437}}^1$

素因数の和:417454

約数の個数: 32

約数和(自身を含む): 240444288

約数和(自身を除く): 152782518

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 417437, 834874, 1252311, 2087185, 2504622, 2922059, 4174370, 5844118, 6261555, 8766177, 12523110, 14610295, 17532354, 29220590, 43830885, 87661770]

約数ペア:

[(1, 87661770), (2, 43830885), (3, 29220590), (5, 17532354), (6, 14610295), (7, 12523110), (10, 8766177), (14, 6261555), (15, 5844118), (21, 4174370), (30, 2922059), (35, 2504622), (42, 2087185), (70, 1252311), (105, 834874), (210, 417437)]