86917142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{20509}}^1$

素因数の和:20687

約数の個数: 16

約数和(自身を含む): 141272880

約数和(自身を除く): 54355738

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 20509, 41018, 266617, 533234, 3342967, 6685934, 43458571, 86917142]

約数ペア:

[(1, 86917142), (2, 43458571), (13, 6685934), (26, 3342967), (163, 533234), (326, 266617), (2119, 41018), (4238, 20509)]