86869130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{280223}}^1$

素因数の和:280261

約数の個数: 16

約数和(自身を含む): 161409024

約数和(自身を除く): 74539894

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 280223, 560446, 1401115, 2802230, 8686913, 17373826, 43434565, 86869130]

約数ペア:

[(1, 86869130), (2, 43434565), (5, 17373826), (10, 8686913), (31, 2802230), (62, 1401115), (155, 560446), (310, 280223)]