28115223

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1471}}^1$

素因数の和:1774

約数の個数: 16

約数和(自身を含む): 39284736

約数和(自身を除く): 11169513

約数列:

[1, 3, 23, 69, 277, 831, 1471, 4413, 6371, 19113, 33833, 101499, 407467, 1222401, 9371741, 28115223]

約数ペア:

[(1, 28115223), (3, 9371741), (23, 1222401), (69, 407467), (277, 101499), (831, 33833), (1471, 19113), (4413, 6371)]