120561903

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 228880080

約数和(自身を除く): 108318177

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 49, 63, 77, 87, 99, 147, 203, 231, 261, 319, 441, 539, 609, 693, 857, 957, 1421, 1617, 1827, 2233, 2571, 2871, 4263, 4851, 5999, 6699, 7713, 9427, 12789, 15631, 17997, 20097, 24853, 28281, 41993, 46893, 53991, 65989, 74559, 84843, 125979, 140679, 173971, 197967, 223677, 273383, 377937, 461923, 521913, 593901, 820149, 1217797, 1385769, 1565739, 1913681, 2460447, 3653391, 4157307, 5741043, 10960173, 13395767, 17223129, 40187301, 120561903]

約数ペア:

[(1, 120561903), (3, 40187301), (7, 17223129), (9, 13395767), (11, 10960173), (21, 5741043), (29, 4157307), (33, 3653391), (49, 2460447), (63, 1913681), (77, 1565739), (87, 1385769), (99, 1217797), (147, 820149), (203, 593901), (231, 521913), (261, 461923), (319, 377937), (441, 273383), (539, 223677), (609, 197967), (693, 173971), (857, 140679), (957, 125979), (1421, 84843), (1617, 74559), (1827, 65989), (2233, 53991), (2571, 46893), (2871, 41993), (4263, 28281), (4851, 24853), (5999, 20097), (6699, 17997), (7713, 15631), (9427, 12789)]