143313387

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{20743}}^1$

素因数の和:20807

約数の個数: 24

約数和(自身を含む): 227022336

約数和(自身を除く): 83708949

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 20743, 62229, 145201, 435603, 974921, 1016407, 2924763, 3049221, 6824447, 20473341, 47771129, 143313387]

約数ペア:

[(1, 143313387), (3, 47771129), (7, 20473341), (21, 6824447), (47, 3049221), (49, 2924763), (141, 1016407), (147, 974921), (329, 435603), (987, 145201), (2303, 62229), (6909, 20743)]