217962117

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3187}}^1$

素因数の和:3362

約数の個数: 32

約数和(自身を含む): 344304000

約数和(自身を除く): 126341883

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 447, 459, 1341, 2533, 3187, 4023, 7599, 9561, 22797, 28683, 54179, 68391, 86049, 162537, 474863, 487611, 1424589, 1462833, 4273767, 8072671, 12821301, 24218013, 72654039, 217962117]

約数ペア:

[(1, 217962117), (3, 72654039), (9, 24218013), (17, 12821301), (27, 8072671), (51, 4273767), (149, 1462833), (153, 1424589), (447, 487611), (459, 474863), (1341, 162537), (2533, 86049), (3187, 68391), (4023, 54179), (7599, 28683), (9561, 22797)]