8139684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 22471680

約数和(自身を除く): 14331996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 127, 147, 196, 218, 254, 294, 327, 381, 436, 508, 588, 654, 762, 763, 889, 1308, 1524, 1526, 1778, 2289, 2667, 3052, 3556, 4578, 5334, 5341, 6223, 9156, 10668, 10682, 12446, 13843, 16023, 18669, 21364, 24892, 27686, 32046, 37338, 41529, 55372, 64092, 74676, 83058, 96901, 166116, 193802, 290703, 387604, 581406, 678307, 1162812, 1356614, 2034921, 2713228, 4069842, 8139684]

約数ペア:

[(1, 8139684), (2, 4069842), (3, 2713228), (4, 2034921), (6, 1356614), (7, 1162812), (12, 678307), (14, 581406), (21, 387604), (28, 290703), (42, 193802), (49, 166116), (84, 96901), (98, 83058), (109, 74676), (127, 64092), (147, 55372), (196, 41529), (218, 37338), (254, 32046), (294, 27686), (327, 24892), (381, 21364), (436, 18669), (508, 16023), (588, 13843), (654, 12446), (762, 10682), (763, 10668), (889, 9156), (1308, 6223), (1524, 5341), (1526, 5334), (1778, 4578), (2289, 3556), (2667, 3052)]