2017680119

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{2389}}^1\times {\mathrm{9281}}^1$

素因数の和:11690

約数の個数: 16

約数和(自身を含む): 2484605760

約数和(自身を除く): 466925641

約数列:

[1, 7, 13, 91, 2389, 9281, 16723, 31057, 64967, 120653, 217399, 844571, 22172309, 155206163, 288240017, 2017680119]

約数ペア:

[(1, 2017680119), (7, 288240017), (13, 155206163), (91, 22172309), (2389, 844571), (9281, 217399), (16723, 120653), (31057, 64967)]