28148902

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 42871824

約数和(自身を除く): 14722922

約数列:

[1, 2, 101, 202, 331, 421, 662, 842, 33431, 42521, 66862, 85042, 139351, 278702, 14074451, 28148902]

約数ペア:

[(1, 28148902), (2, 14074451), (101, 278702), (202, 139351), (331, 85042), (421, 66862), (662, 42521), (842, 33431)]