25390729

素因数分解:

$7^1\times {\mathrm{13}}^4\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 20

約数和(自身を含む): 31683584

約数和(自身を除く): 6292855

約数列:

[1, 7, 13, 91, 127, 169, 889, 1183, 1651, 2197, 11557, 15379, 21463, 28561, 150241, 199927, 279019, 1953133, 3627247, 25390729]

約数ペア:

[(1, 25390729), (7, 3627247), (13, 1953133), (91, 279019), (127, 199927), (169, 150241), (889, 28561), (1183, 21463), (1651, 15379), (2197, 11557)]