217383025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{212081}}^1$

素因数の和:212132

約数の個数: 12

約数和(自身を含む): 276130764

約数和(自身を除く): 58747739

約数列:

[1, 5, 25, 41, 205, 1025, 212081, 1060405, 5302025, 8695321, 43476605, 217383025]

約数ペア:

[(1, 217383025), (5, 43476605), (25, 8695321), (41, 5302025), (205, 1060405), (1025, 212081)]