81358889

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{829}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 90357120

約数和(自身を除く): 8998231

約数列:

[1, 17, 23, 251, 391, 829, 4267, 5773, 14093, 19067, 98141, 208079, 324139, 3537343, 4785817, 81358889]

約数ペア:

[(1, 81358889), (17, 4785817), (23, 3537343), (251, 324139), (391, 208079), (829, 98141), (4267, 19067), (5773, 14093)]