426700305

素因数分解:

$3^4\times 5^1\times {\mathrm{1053581}}^1$

素因数の和:1053598

約数の個数: 20

約数和(自身を含む): 764900532

約数和(自身を除く): 338200227

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1053581, 3160743, 5267905, 9482229, 15803715, 28446687, 47411145, 85340061, 142233435, 426700305]

約数ペア:

[(1, 426700305), (3, 142233435), (5, 85340061), (9, 47411145), (15, 28446687), (27, 15803715), (45, 9482229), (81, 5267905), (135, 3160743), (405, 1053581)]