172810293

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 245935872

約数和(自身を除く): 73125579

約数列:

[1, 3, 23, 69, 101, 137, 181, 303, 411, 543, 2323, 3151, 4163, 6969, 9453, 12489, 13837, 18281, 24797, 41511, 54843, 74391, 318251, 420463, 570331, 954753, 1261389, 1710993, 2504497, 7513491, 57603431, 172810293]

約数ペア:

[(1, 172810293), (3, 57603431), (23, 7513491), (69, 2504497), (101, 1710993), (137, 1261389), (181, 954753), (303, 570331), (411, 420463), (543, 318251), (2323, 74391), (3151, 54843), (4163, 41511), (6969, 24797), (9453, 18281), (12489, 13837)]