77180721

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{1783}}^1$

素因数の和:2140

約数の個数: 16

約数和(自身を含む): 105498624

約数和(自身を除く): 28317903

約数列:

[1, 3, 47, 141, 307, 921, 1783, 5349, 14429, 43287, 83801, 251403, 547381, 1642143, 25726907, 77180721]

約数ペア:

[(1, 77180721), (3, 25726907), (47, 1642143), (141, 547381), (307, 251403), (921, 83801), (1783, 43287), (5349, 14429)]