13905111

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1997}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 20331648

約数和(自身を除く): 6426537

約数列:

[1, 3, 11, 33, 211, 633, 1997, 2321, 5991, 6963, 21967, 65901, 421367, 1264101, 4635037, 13905111]

約数ペア:

[(1, 13905111), (3, 4635037), (11, 1264101), (33, 421367), (211, 65901), (633, 21967), (1997, 6963), (2321, 5991)]