28731002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 48107520

約数和(自身を除く): 19376518

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 437, 463, 874, 926, 1349, 1633, 2698, 3266, 8797, 10649, 17594, 21298, 31027, 32873, 62054, 65746, 202331, 404662, 624587, 756079, 1249174, 1512158, 14365501, 28731002]

約数ペア:

[(1, 28731002), (2, 14365501), (19, 1512158), (23, 1249174), (38, 756079), (46, 624587), (71, 404662), (142, 202331), (437, 65746), (463, 62054), (874, 32873), (926, 31027), (1349, 21298), (1633, 17594), (2698, 10649), (3266, 8797)]