22905621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 37440000

約数和(自身を除く): 14534379

約数列:

[1, 3, 9, 19, 29, 31, 57, 87, 93, 149, 171, 261, 279, 447, 551, 589, 899, 1341, 1653, 1767, 2697, 2831, 4321, 4619, 4959, 5301, 8091, 8493, 12963, 13857, 17081, 25479, 38889, 41571, 51243, 82099, 87761, 133951, 153729, 246297, 263283, 401853, 738891, 789849, 1205559, 2545069, 7635207, 22905621]

約数ペア:

[(1, 22905621), (3, 7635207), (9, 2545069), (19, 1205559), (29, 789849), (31, 738891), (57, 401853), (87, 263283), (93, 246297), (149, 153729), (171, 133951), (261, 87761), (279, 82099), (447, 51243), (551, 41571), (589, 38889), (899, 25479), (1341, 17081), (1653, 13857), (1767, 12963), (2697, 8493), (2831, 8091), (4321, 5301), (4619, 4959)]