17889093

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 28250112

約数和(自身を除く): 10361019

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 127, 141, 333, 381, 423, 999, 1143, 1269, 1739, 2997, 3429, 3807, 4699, 5217, 5969, 10287, 14097, 15651, 17907, 42291, 46953, 53721, 126873, 140859, 161163, 220853, 380619, 483489, 662559, 1987677, 5963031, 17889093]

約数ペア:

[(1, 17889093), (3, 5963031), (9, 1987677), (27, 662559), (37, 483489), (47, 380619), (81, 220853), (111, 161163), (127, 140859), (141, 126873), (333, 53721), (381, 46953), (423, 42291), (999, 17907), (1143, 15651), (1269, 14097), (1739, 10287), (2997, 5969), (3429, 5217), (3807, 4699)]