210005288

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{161047}}^1$

素因数の和:161216

約数の個数: 16

約数和(自身を含む): 396178080

約数和(自身を除く): 186172792

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 161047, 322094, 644188, 1288376, 26250661, 52501322, 105002644, 210005288]

約数ペア:

[(1, 210005288), (2, 105002644), (4, 52501322), (8, 26250661), (163, 1288376), (326, 644188), (652, 322094), (1304, 161047)]