2198804587

素因数分解:

$7^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:585

約数の個数: 40

約数和(自身を含む): 2689901136

約数和(自身を除く): 491096549

約数列:

[1, 7, 37, 49, 53, 259, 343, 371, 467, 1813, 1961, 2401, 2597, 3269, 12691, 13727, 17279, 18179, 22883, 24751, 88837, 96089, 120953, 127253, 160181, 173257, 672623, 846671, 915787, 1121267, 1212799, 4708361, 5926697, 6410509, 8489593, 41486879, 44873563, 59427151, 314114941, 2198804587]

約数ペア:

[(1, 2198804587), (7, 314114941), (37, 59427151), (49, 44873563), (53, 41486879), (259, 8489593), (343, 6410509), (371, 5926697), (467, 4708361), (1813, 1212799), (1961, 1121267), (2401, 915787), (2597, 846671), (3269, 672623), (12691, 173257), (13727, 160181), (17279, 127253), (18179, 120953), (22883, 96089), (24751, 88837)]