25231997

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 29663232

約数和(自身を除く): 4431235

約数列:

[1, 7, 47, 271, 283, 329, 1897, 1981, 12737, 13301, 76693, 89159, 93107, 536851, 3604571, 25231997]

約数ペア:

[(1, 25231997), (7, 3604571), (47, 536851), (271, 93107), (283, 89159), (329, 76693), (1897, 13301), (1981, 12737)]