17882937

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 28923840

約数和(自身を除く): 11040903

約数列:

[1, 3, 9, 23, 27, 29, 69, 81, 87, 207, 261, 331, 621, 667, 783, 993, 1863, 2001, 2349, 2979, 6003, 7613, 8937, 9599, 18009, 22839, 26811, 28797, 54027, 68517, 86391, 205551, 220777, 259173, 616653, 662331, 777519, 1986993, 5960979, 17882937]

約数ペア:

[(1, 17882937), (3, 5960979), (9, 1986993), (23, 777519), (27, 662331), (29, 616653), (69, 259173), (81, 220777), (87, 205551), (207, 86391), (261, 68517), (331, 54027), (621, 28797), (667, 26811), (783, 22839), (993, 18009), (1863, 9599), (2001, 8937), (2349, 7613), (2979, 6003)]