28135679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1303}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 33298944

約数和(自身を除く): 5163265

約数列:

[1, 11, 13, 143, 151, 1303, 1661, 1963, 14333, 16939, 21593, 186329, 196753, 2164283, 2557789, 28135679]

約数ペア:

[(1, 28135679), (11, 2557789), (13, 2164283), (143, 196753), (151, 186329), (1303, 21593), (1661, 16939), (1963, 14333)]