71987435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65147}}^1$

素因数の和:65182

約数の個数: 16

約数和(自身を含む): 98503776

約数和(自身を除く): 26516341

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65147, 325735, 846911, 1107499, 4234555, 5537495, 14397487, 71987435]

約数ペア:

[(1, 71987435), (5, 14397487), (13, 5537495), (17, 4234555), (65, 1107499), (85, 846911), (221, 325735), (1105, 65147)]