86728265

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 113484888

約数和(自身を除く): 26756623

約数列:

[1, 5, 13, 65, 169, 197, 521, 845, 985, 2561, 2605, 6773, 12805, 33293, 33865, 88049, 102637, 166465, 440245, 513185, 1334281, 6671405, 17345653, 86728265]

約数ペア:

[(1, 86728265), (5, 17345653), (13, 6671405), (65, 1334281), (169, 513185), (197, 440245), (521, 166465), (845, 102637), (985, 88049), (2561, 33865), (2605, 33293), (6773, 12805)]