553340985

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 922451328

約数和(自身を除く): 369110343

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 281, 355, 645, 843, 1065, 1405, 1849, 3053, 4215, 5547, 9159, 9245, 12083, 15265, 19951, 27735, 36249, 45795, 59853, 60415, 99755, 131279, 181245, 299265, 393837, 519569, 656395, 857893, 1558707, 1969185, 2573679, 2597845, 4289465, 7793535, 12868395, 36889399, 110668197, 184446995, 553340985]

約数ペア:

[(1, 553340985), (3, 184446995), (5, 110668197), (15, 36889399), (43, 12868395), (71, 7793535), (129, 4289465), (213, 2597845), (215, 2573679), (281, 1969185), (355, 1558707), (645, 857893), (843, 656395), (1065, 519569), (1405, 393837), (1849, 299265), (3053, 181245), (4215, 131279), (5547, 99755), (9159, 60415), (9245, 59853), (12083, 45795), (15265, 36249), (19951, 27735)]