55730475

素因数分解:

$3^2\times 5^2\times {\mathrm{247691}}^1$

素因数の和:247707

約数の個数: 18

約数和(自身を含む): 99819876

約数和(自身を除く): 44089401

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 247691, 743073, 1238455, 2229219, 3715365, 6192275, 11146095, 18576825, 55730475]

約数ペア:

[(1, 55730475), (3, 18576825), (5, 11146095), (9, 6192275), (15, 3715365), (25, 2229219), (45, 1238455), (75, 743073), (225, 247691)]