28009118

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 42661296

約数和(自身を除く): 14652178

約数列:

[1, 2, 101, 202, 313, 443, 626, 886, 31613, 44743, 63226, 89486, 138659, 277318, 14004559, 28009118]

約数ペア:

[(1, 28009118), (2, 14004559), (101, 277318), (202, 138659), (313, 89486), (443, 63226), (626, 44743), (886, 31613)]