81099865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{673}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 121902336

約数和(自身を除く): 40802471

約数列:

[1, 5, 7, 11, 35, 55, 77, 313, 385, 673, 1565, 2191, 3365, 3443, 4711, 7403, 10955, 17215, 23555, 24101, 37015, 51821, 120505, 210649, 259105, 1053245, 1474543, 2317139, 7372715, 11585695, 16219973, 81099865]

約数ペア:

[(1, 81099865), (5, 16219973), (7, 11585695), (11, 7372715), (35, 2317139), (55, 1474543), (77, 1053245), (313, 259105), (385, 210649), (673, 120505), (1565, 51821), (2191, 37015), (3365, 24101), (3443, 23555), (4711, 17215), (7403, 10955)]