72291021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{128861}}^1$

素因数の和:128892

約数の個数: 16

約数和(自身を含む): 111336768

約数和(自身を除く): 39045747

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 128861, 386583, 1417471, 2190637, 4252413, 6571911, 24097007, 72291021]

約数ペア:

[(1, 72291021), (3, 24097007), (11, 6571911), (17, 4252413), (33, 2190637), (51, 1417471), (187, 386583), (561, 128861)]