1728888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 5080320

約数和(自身を除く): 3351432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 251, 287, 328, 492, 502, 574, 753, 861, 984, 1004, 1148, 1506, 1722, 1757, 2008, 2296, 3012, 3444, 3514, 5271, 6024, 6888, 7028, 10291, 10542, 14056, 20582, 21084, 30873, 41164, 42168, 61746, 72037, 82328, 123492, 144074, 216111, 246984, 288148, 432222, 576296, 864444, 1728888]

約数ペア:

[(1, 1728888), (2, 864444), (3, 576296), (4, 432222), (6, 288148), (7, 246984), (8, 216111), (12, 144074), (14, 123492), (21, 82328), (24, 72037), (28, 61746), (41, 42168), (42, 41164), (56, 30873), (82, 21084), (84, 20582), (123, 14056), (164, 10542), (168, 10291), (246, 7028), (251, 6888), (287, 6024), (328, 5271), (492, 3514), (502, 3444), (574, 3012), (753, 2296), (861, 2008), (984, 1757), (1004, 1722), (1148, 1506)]