140892921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{22721}}^1$

素因数の和:22793

約数の個数: 24

約数和(自身を含む): 223311816

約数和(自身を除く): 82418895

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 6201, 22721, 68163, 204489, 295373, 886119, 1204213, 2658357, 3612639, 10837917, 15654769, 46964307, 140892921]

約数ペア:

[(1, 140892921), (3, 46964307), (9, 15654769), (13, 10837917), (39, 3612639), (53, 2658357), (117, 1204213), (159, 886119), (477, 295373), (689, 204489), (2067, 68163), (6201, 22721)]