1981093317

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5549281}}^1$

素因数の和:5549308

約数の個数: 16

約数和(自身を含む): 3196386432

約数和(自身を除く): 1215293115

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5549281, 16647843, 38844967, 94337777, 116534901, 283013331, 660364439, 1981093317]

約数ペア:

[(1, 1981093317), (3, 660364439), (7, 283013331), (17, 116534901), (21, 94337777), (51, 38844967), (119, 16647843), (357, 5549281)]