2490978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 5750784

約数和(自身を除く): 3259806

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 467, 762, 889, 934, 1401, 1778, 2667, 2802, 3269, 5334, 6538, 9807, 19614, 59309, 118618, 177927, 355854, 415163, 830326, 1245489, 2490978]

約数ペア:

[(1, 2490978), (2, 1245489), (3, 830326), (6, 415163), (7, 355854), (14, 177927), (21, 118618), (42, 59309), (127, 19614), (254, 9807), (381, 6538), (467, 5334), (762, 3269), (889, 2802), (934, 2667), (1401, 1778)]