72019745

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{43781}}^1$

素因数の和:43840

約数の個数: 16

約数和(自身を含む): 100873728

約数和(自身を除く): 28853983

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 43781, 218905, 306467, 1532335, 2057707, 10288535, 14403949, 72019745]

約数ペア:

[(1, 72019745), (5, 14403949), (7, 10288535), (35, 2057707), (47, 1532335), (235, 306467), (329, 218905), (1645, 43781)]