211034223

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 328333824

約数和(自身を除く): 117299601

約数列:

[1, 3, 9, 23, 69, 71, 83, 173, 207, 213, 249, 519, 639, 747, 1557, 1633, 1909, 3979, 4899, 5727, 5893, 11937, 12283, 14359, 14697, 17181, 17679, 35811, 36849, 43077, 53037, 110547, 129231, 135539, 282509, 330257, 406617, 847527, 990771, 1019489, 1219851, 2542581, 2972313, 3058467, 9175401, 23448247, 70344741, 211034223]

約数ペア:

[(1, 211034223), (3, 70344741), (9, 23448247), (23, 9175401), (69, 3058467), (71, 2972313), (83, 2542581), (173, 1219851), (207, 1019489), (213, 990771), (249, 847527), (519, 406617), (639, 330257), (747, 282509), (1557, 135539), (1633, 129231), (1909, 110547), (3979, 53037), (4899, 43077), (5727, 36849), (5893, 35811), (11937, 17679), (12283, 17181), (14359, 14697)]