19172277

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 30572100

約数和(自身を除く): 11399823

約数列:

[1, 3, 9, 17, 29, 51, 87, 149, 153, 261, 447, 493, 841, 1341, 1479, 2523, 2533, 4321, 4437, 7569, 7599, 12963, 14297, 22797, 38889, 42891, 73457, 125309, 128673, 220371, 375927, 661113, 1127781, 2130253, 6390759, 19172277]

約数ペア:

[(1, 19172277), (3, 6390759), (9, 2130253), (17, 1127781), (29, 661113), (51, 375927), (87, 220371), (149, 128673), (153, 125309), (261, 73457), (447, 42891), (493, 38889), (841, 22797), (1341, 14297), (1479, 12963), (2523, 7599), (2533, 7569), (4321, 4437)]