25427122

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{20407}}^1$

素因数の和:20505

約数の個数: 16

約数和(自身を含む): 44081280

約数和(自身を除く): 18654158

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 20407, 40814, 142849, 285698, 1816223, 3632446, 12713561, 25427122]

約数ペア:

[(1, 25427122), (2, 12713561), (7, 3632446), (14, 1816223), (89, 285698), (178, 142849), (623, 40814), (1246, 20407)]