81404402

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{2617}}^1$

素因数の和:2873

約数の個数: 16

約数和(自身を含む): 124156032

約数和(自身を除く): 42751630

約数列:

[1, 2, 103, 151, 206, 302, 2617, 5234, 15553, 31106, 269551, 395167, 539102, 790334, 40702201, 81404402]

約数ペア:

[(1, 81404402), (2, 40702201), (103, 790334), (151, 539102), (206, 395167), (302, 269551), (2617, 31106), (5234, 15553)]