42399495

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12907}}^1$

素因数の和:12991

約数の個数: 24

約数和(自身を含む): 74504976

約数和(自身を除く): 32105481

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 12907, 38721, 64535, 116163, 193605, 580815, 942211, 2826633, 4711055, 8479899, 14133165, 42399495]

約数ペア:

[(1, 42399495), (3, 14133165), (5, 8479899), (9, 4711055), (15, 2826633), (45, 942211), (73, 580815), (219, 193605), (365, 116163), (657, 64535), (1095, 38721), (3285, 12907)]