71976891

素因数分解:

$3^1\times 7^1\times {\mathrm{1553}}^1\times {\mathrm{2207}}^1$

素因数の和:3770

約数の個数: 16

約数和(自身を含む): 109799424

約数和(自身を除く): 37822533

約数列:

[1, 3, 7, 21, 1553, 2207, 4659, 6621, 10871, 15449, 32613, 46347, 3427471, 10282413, 23992297, 71976891]

約数ペア:

[(1, 71976891), (3, 23992297), (7, 10282413), (21, 3427471), (1553, 46347), (2207, 32613), (4659, 15449), (6621, 10871)]