1642806291

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1777}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 2691749760

約数和(自身を除く): 1048943469

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 331, 399, 931, 993, 1777, 2317, 2793, 5331, 6289, 6951, 12439, 16219, 18867, 33763, 37317, 44023, 48657, 87073, 101289, 132069, 236341, 261219, 308161, 588187, 709023, 924483, 1654387, 1764561, 4117309, 4963161, 11175553, 12351927, 28821163, 33526659, 78228871, 86463489, 234686613, 547602097, 1642806291]

約数ペア:

[(1, 1642806291), (3, 547602097), (7, 234686613), (19, 86463489), (21, 78228871), (49, 33526659), (57, 28821163), (133, 12351927), (147, 11175553), (331, 4963161), (399, 4117309), (931, 1764561), (993, 1654387), (1777, 924483), (2317, 709023), (2793, 588187), (5331, 308161), (6289, 261219), (6951, 236341), (12439, 132069), (16219, 101289), (18867, 87073), (33763, 48657), (37317, 44023)]