8857914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 20697600

約数和(自身を除く): 11839686

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 43, 57, 78, 86, 114, 129, 139, 247, 258, 278, 417, 494, 559, 741, 817, 834, 1118, 1482, 1634, 1677, 1807, 2451, 2641, 3354, 3614, 4902, 5282, 5421, 5977, 7923, 10621, 10842, 11954, 15846, 17931, 21242, 31863, 34333, 35862, 63726, 68666, 77701, 102999, 113563, 155402, 205998, 227126, 233103, 340689, 466206, 681378, 1476319, 2952638, 4428957, 8857914]

約数ペア:

[(1, 8857914), (2, 4428957), (3, 2952638), (6, 1476319), (13, 681378), (19, 466206), (26, 340689), (38, 233103), (39, 227126), (43, 205998), (57, 155402), (78, 113563), (86, 102999), (114, 77701), (129, 68666), (139, 63726), (247, 35862), (258, 34333), (278, 31863), (417, 21242), (494, 17931), (559, 15846), (741, 11954), (817, 10842), (834, 10621), (1118, 7923), (1482, 5977), (1634, 5421), (1677, 5282), (1807, 4902), (2451, 3614), (2641, 3354)]