126721574

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{65119}}^1$

素因数の和:65267

約数の個数: 16

約数和(自身を含む): 218803200

約数和(自身を除く): 92081626

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 65119, 130238, 455833, 911666, 9051541, 18103082, 63360787, 126721574]

約数ペア:

[(1, 126721574), (2, 63360787), (7, 18103082), (14, 9051541), (139, 911666), (278, 455833), (973, 130238), (1946, 65119)]