820887834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{76819}}^1$

素因数の和:76974

約数の個数: 32

約数和(自身を含む): 1780994880

約数和(自身を除く): 960107046

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 3562, 5343, 10686, 76819, 153638, 230457, 460914, 998647, 1997294, 2995941, 5991882, 10524203, 21048406, 31572609, 63145218, 136814639, 273629278, 410443917, 820887834]

約数ペア:

[(1, 820887834), (2, 410443917), (3, 273629278), (6, 136814639), (13, 63145218), (26, 31572609), (39, 21048406), (78, 10524203), (137, 5991882), (274, 2995941), (411, 1997294), (822, 998647), (1781, 460914), (3562, 230457), (5343, 153638), (10686, 76819)]