2820783959

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1\times {\mathrm{6481}}^1$

素因数の和:7226

約数の個数: 16

約数和(自身を含む): 3262572096

約数和(自身を除く): 441788137

約数列:

[1, 7, 97, 641, 679, 4487, 6481, 45367, 62177, 435239, 628657, 4154321, 4400599, 29080247, 402969137, 2820783959]

約数ペア:

[(1, 2820783959), (7, 402969137), (97, 29080247), (641, 4400599), (679, 4154321), (4487, 628657), (6481, 435239), (45367, 62177)]