664282021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{130687}}^1$

素因数の和:130740

約数の個数: 16

約数和(自身を含む): 790401024

約数和(自身を除く): 126119003

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 130687, 1698931, 2221679, 3005801, 28881827, 39075413, 51098617, 664282021]

約数ペア:

[(1, 664282021), (13, 51098617), (17, 39075413), (23, 28881827), (221, 3005801), (299, 2221679), (391, 1698931), (5083, 130687)]