717772509

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1911

約数の個数: 40

約数和(自身を含む): 1109773280

約数和(自身を除く): 392000771

約数列:

[1, 3, 9, 27, 37, 81, 111, 139, 333, 417, 999, 1251, 1723, 2997, 3753, 5143, 5169, 11259, 15429, 15507, 46287, 46521, 63751, 138861, 139563, 191253, 239497, 416583, 573759, 718491, 1721277, 2155473, 5163831, 6466419, 8861389, 19399257, 26584167, 79752501, 239257503, 717772509]

約数ペア:

[(1, 717772509), (3, 239257503), (9, 79752501), (27, 26584167), (37, 19399257), (81, 8861389), (111, 6466419), (139, 5163831), (333, 2155473), (417, 1721277), (999, 718491), (1251, 573759), (1723, 416583), (2997, 239497), (3753, 191253), (5143, 139563), (5169, 138861), (11259, 63751), (15429, 46521), (15507, 46287)]