81497332

素因数分解:

$2^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{3511}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 163237760

約数和(自身を除く): 81740428

約数列:

[1, 2, 4, 7, 14, 28, 829, 1658, 3316, 3511, 5803, 7022, 11606, 14044, 23212, 24577, 49154, 98308, 2910619, 5821238, 11642476, 20374333, 40748666, 81497332]

約数ペア:

[(1, 81497332), (2, 40748666), (4, 20374333), (7, 11642476), (14, 5821238), (28, 2910619), (829, 98308), (1658, 49154), (3316, 24577), (3511, 23212), (5803, 14044), (7022, 11606)]