27889370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 52081920

約数和(自身を除く): 24192550

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 790, 821, 1642, 3397, 4105, 6794, 8210, 16985, 33970, 35303, 64859, 70606, 129718, 176515, 324295, 353030, 648590, 2788937, 5577874, 13944685, 27889370]

約数ペア:

[(1, 27889370), (2, 13944685), (5, 5577874), (10, 2788937), (43, 648590), (79, 353030), (86, 324295), (158, 176515), (215, 129718), (395, 70606), (430, 64859), (790, 35303), (821, 33970), (1642, 16985), (3397, 8210), (4105, 6794)]