2017780115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1\times {\mathrm{11981}}^1$

素因数の和:14590

約数の個数: 16

約数和(自身を含む): 2608816896

約数和(自身を除く): 591036781

約数列:

[1, 5, 13, 65, 2591, 11981, 12955, 33683, 59905, 155753, 168415, 778765, 31042771, 155213855, 403556023, 2017780115]

約数ペア:

[(1, 2017780115), (5, 403556023), (13, 155213855), (65, 31042771), (2591, 778765), (11981, 168415), (12955, 155753), (33683, 59905)]