276978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 616896

約数和(自身を除く): 339918

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 67, 78, 106, 134, 159, 201, 318, 402, 689, 871, 1378, 1742, 2067, 2613, 3551, 4134, 5226, 7102, 10653, 21306, 46163, 92326, 138489, 276978]

約数ペア:

[(1, 276978), (2, 138489), (3, 92326), (6, 46163), (13, 21306), (26, 10653), (39, 7102), (53, 5226), (67, 4134), (78, 3551), (106, 2613), (134, 2067), (159, 1742), (201, 1378), (318, 871), (402, 689)]