209282919

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{5333}}^1$

素因数の和:5566

約数の個数: 16

約数和(自身を含む): 284024832

約数和(自身を除く): 74741913

約数列:

[1, 3, 103, 127, 309, 381, 5333, 13081, 15999, 39243, 549299, 677291, 1647897, 2031873, 69760973, 209282919]

約数ペア:

[(1, 209282919), (3, 69760973), (103, 2031873), (127, 1647897), (309, 677291), (381, 549299), (5333, 39243), (13081, 15999)]