72685921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1459}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 90823680

約数和(自身を除く): 18137759

約数列:

[1, 7, 11, 77, 647, 1459, 4529, 7117, 10213, 16049, 49819, 112343, 943973, 6607811, 10383703, 72685921]

約数ペア:

[(1, 72685921), (7, 10383703), (11, 6607811), (77, 943973), (647, 112343), (1459, 49819), (4529, 16049), (7117, 10213)]