28448217

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 50768640

約数和(自身を除く): 22320423

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 677, 1449, 1827, 2001, 2031, 4669, 4739, 6003, 6093, 14007, 14217, 15571, 19633, 42021, 42651, 46713, 58899, 108997, 137431, 140139, 176697, 326991, 412293, 451559, 980973, 1236879, 1354677, 3160913, 4064031, 9482739, 28448217]

約数ペア:

[(1, 28448217), (3, 9482739), (7, 4064031), (9, 3160913), (21, 1354677), (23, 1236879), (29, 980973), (63, 451559), (69, 412293), (87, 326991), (161, 176697), (203, 140139), (207, 137431), (261, 108997), (483, 58899), (609, 46713), (667, 42651), (677, 42021), (1449, 19633), (1827, 15571), (2001, 14217), (2031, 14007), (4669, 6093), (4739, 6003)]