172868391

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 277605120

約数和(自身を除く): 104736729

約数列:

[1, 3, 9, 23, 27, 29, 69, 87, 207, 261, 331, 621, 667, 783, 841, 993, 2001, 2523, 2979, 6003, 7569, 7613, 8937, 9599, 18009, 19343, 22707, 22839, 28797, 58029, 68517, 86391, 174087, 205551, 220777, 259173, 278371, 522261, 662331, 835113, 1986993, 2505339, 5960979, 6402533, 7516017, 19207599, 57622797, 172868391]

約数ペア:

[(1, 172868391), (3, 57622797), (9, 19207599), (23, 7516017), (27, 6402533), (29, 5960979), (69, 2505339), (87, 1986993), (207, 835113), (261, 662331), (331, 522261), (621, 278371), (667, 259173), (783, 220777), (841, 205551), (993, 174087), (2001, 86391), (2523, 68517), (2979, 58029), (6003, 28797), (7569, 22839), (7613, 22707), (8937, 19343), (9599, 18009)]