25398518

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1927

約数の個数: 16

約数和(自身を含む): 39178944

約数和(自身を除く): 13780426

約数列:

[1, 2, 47, 94, 157, 314, 1721, 3442, 7379, 14758, 80887, 161774, 270197, 540394, 12699259, 25398518]

約数ペア:

[(1, 25398518), (2, 12699259), (47, 540394), (94, 270197), (157, 161774), (314, 80887), (1721, 14758), (3442, 7379)]