867838647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{32203}}^1$

素因数の和:32910

約数の個数: 16

約数和(自身を含む): 1247969408

約数和(自身を除く): 380130761

約数列:

[1, 3, 13, 39, 691, 2073, 8983, 26949, 32203, 96609, 418639, 1255917, 22252273, 66756819, 289279549, 867838647]

約数ペア:

[(1, 867838647), (3, 289279549), (13, 66756819), (39, 22252273), (691, 1255917), (2073, 418639), (8983, 96609), (26949, 32203)]