17728349499

素因数分解:

$3^3\times 7^2\times {\mathrm{263}}^1\times {\mathrm{50951}}^1$

素因数の和:51237

約数の個数: 48

約数和(自身を含む): 30669027840

約数和(自身を除く): 12940678341

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 263, 441, 789, 1323, 1841, 2367, 5523, 7101, 12887, 16569, 38661, 49707, 50951, 115983, 152853, 347949, 356657, 458559, 1069971, 1375677, 2496599, 3209913, 7489797, 9629739, 13400113, 22469391, 40200339, 67408173, 93800791, 120601017, 281402373, 361803051, 656605537, 844207119, 1969816611, 2532621357, 5909449833, 17728349499]

約数ペア:

[(1, 17728349499), (3, 5909449833), (7, 2532621357), (9, 1969816611), (21, 844207119), (27, 656605537), (49, 361803051), (63, 281402373), (147, 120601017), (189, 93800791), (263, 67408173), (441, 40200339), (789, 22469391), (1323, 13400113), (1841, 9629739), (2367, 7489797), (5523, 3209913), (7101, 2496599), (12887, 1375677), (16569, 1069971), (38661, 458559), (49707, 356657), (50951, 347949), (115983, 152853)]