2017881453

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 3439687680

約数和(自身を除く): 1421806227

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 521, 571, 969, 1563, 1713, 2261, 3647, 3997, 6783, 8857, 9707, 9899, 10849, 10941, 11991, 26571, 29121, 29697, 32547, 61999, 67949, 69293, 75943, 168283, 184433, 185997, 203847, 207879, 227829, 297491, 504849, 553299, 892473, 1177981, 1291031, 2082437, 3533943, 3873093, 5057347, 5652329, 6247311, 15172041, 16956987, 35401429, 39566303, 96089593, 106204287, 118698909, 288268779, 672627151, 2017881453]

約数ペア:

[(1, 2017881453), (3, 672627151), (7, 288268779), (17, 118698909), (19, 106204287), (21, 96089593), (51, 39566303), (57, 35401429), (119, 16956987), (133, 15172041), (323, 6247311), (357, 5652329), (399, 5057347), (521, 3873093), (571, 3533943), (969, 2082437), (1563, 1291031), (1713, 1177981), (2261, 892473), (3647, 553299), (3997, 504849), (6783, 297491), (8857, 227829), (9707, 207879), (9899, 203847), (10849, 185997), (10941, 184433), (11991, 168283), (26571, 75943), (29121, 69293), (29697, 67949), (32547, 61999)]