28565733

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9929}}^1$

素因数の和:10076

約数の個数: 16

約数和(自身を含む): 43850880

約数和(自身を除く): 15285147

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 9929, 29787, 69503, 208509, 1360273, 4080819, 9521911, 28565733]

約数ペア:

[(1, 28565733), (3, 9521911), (7, 4080819), (21, 1360273), (137, 208509), (411, 69503), (959, 29787), (2877, 9929)]