72445005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{84731}}^1$

素因数の和:84761

約数の個数: 24

約数和(自身を含む): 132181920

約数和(自身を除く): 59736915

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 84731, 254193, 423655, 762579, 1270965, 1609889, 3812895, 4829667, 8049445, 14489001, 24148335, 72445005]

約数ペア:

[(1, 72445005), (3, 24148335), (5, 14489001), (9, 8049445), (15, 4829667), (19, 3812895), (45, 1609889), (57, 1270965), (95, 762579), (171, 423655), (285, 254193), (855, 84731)]