17941885

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 24705000

約数和(自身を除く): 6763115

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 845, 1105, 1249, 2873, 6245, 14365, 16237, 21233, 81185, 106165, 211081, 276029, 1055405, 1380145, 3588377, 17941885]

約数ペア:

[(1, 17941885), (5, 3588377), (13, 1380145), (17, 1055405), (65, 276029), (85, 211081), (169, 106165), (221, 81185), (845, 21233), (1105, 16237), (1249, 14365), (2873, 6245)]