17181815049

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1\times {\mathrm{15859}}^1$

素因数の和:16494

約数の個数: 48

約数和(自身を含む): 29393020800

約数和(自身を除く): 12211205751

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 593, 609, 1779, 1827, 4151, 5337, 12453, 15859, 17197, 37359, 47577, 51591, 111013, 120379, 142731, 154773, 333039, 361137, 459911, 999117, 1083411, 1379733, 3219377, 4139199, 9404387, 9658131, 28213161, 28974393, 65830709, 84639483, 197492127, 272727223, 592476381, 818181669, 1909090561, 2454545007, 5727271683, 17181815049]

約数ペア:

[(1, 17181815049), (3, 5727271683), (7, 2454545007), (9, 1909090561), (21, 818181669), (29, 592476381), (63, 272727223), (87, 197492127), (203, 84639483), (261, 65830709), (593, 28974393), (609, 28213161), (1779, 9658131), (1827, 9404387), (4151, 4139199), (5337, 3219377), (12453, 1379733), (15859, 1083411), (17197, 999117), (37359, 459911), (47577, 361137), (51591, 333039), (111013, 154773), (120379, 142731)]