28202266

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:813

約数の個数: 16

約数和(自身を含む): 42890400

約数和(自身を除く): 14688134

約数列:

[1, 2, 139, 229, 278, 443, 458, 886, 31831, 61577, 63662, 101447, 123154, 202894, 14101133, 28202266]

約数ペア:

[(1, 28202266), (2, 14101133), (139, 202894), (229, 123154), (278, 101447), (443, 63662), (458, 61577), (886, 31831)]