71389498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{14341}}^1$

素因数の和:14493

約数の個数: 16

約数和(自身を含む): 113588640

約数和(自身を除く): 42199142

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 14341, 28682, 272479, 544958, 1878671, 3757342, 35694749, 71389498]

約数ペア:

[(1, 71389498), (2, 35694749), (19, 3757342), (38, 1878671), (131, 544958), (262, 272479), (2489, 28682), (4978, 14341)]