172675971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 285012000

約数和(自身を除く): 112336029

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 173, 247, 449, 519, 741, 1347, 1557, 2223, 2249, 3287, 4041, 5837, 6747, 8531, 9861, 17511, 20241, 25593, 29583, 42731, 52533, 76779, 77677, 110903, 128193, 233031, 332709, 384579, 699093, 998127, 1009801, 1475863, 3029403, 4427589, 9088209, 13282767, 19186219, 57558657, 172675971]

約数ペア:

[(1, 172675971), (3, 57558657), (9, 19186219), (13, 13282767), (19, 9088209), (39, 4427589), (57, 3029403), (117, 1475863), (171, 1009801), (173, 998127), (247, 699093), (449, 384579), (519, 332709), (741, 233031), (1347, 128193), (1557, 110903), (2223, 77677), (2249, 76779), (3287, 52533), (4041, 42731), (5837, 29583), (6747, 25593), (8531, 20241), (9861, 17511)]