161974911

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{60733}}^1$

素因数の和:60870

約数の個数: 16

約数和(自身を含む): 248766464

約数和(自身を除く): 86791553

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 60733, 182199, 425131, 1275393, 7713091, 23139273, 53991637, 161974911]

約数ペア:

[(1, 161974911), (3, 53991637), (7, 23139273), (21, 7713091), (127, 1275393), (381, 425131), (889, 182199), (2667, 60733)]