551551145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{223753}}^1$

素因数の和:223804

約数の個数: 16

約数和(自身を含む): 724962960

約数和(自身を除く): 173411815

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 223753, 1118765, 3803801, 6488837, 19019005, 32444185, 110310229, 551551145]

約数ペア:

[(1, 551551145), (5, 110310229), (17, 32444185), (29, 19019005), (85, 6488837), (145, 3803801), (493, 1118765), (2465, 223753)]