1520493471

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{16187}}^1$

素因数の和:16281

約数の個数: 48

約数和(自身を含む): 2657422080

約数和(自身を除く): 1136928609

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1917, 3479, 4473, 10437, 13419, 16187, 31311, 48561, 93933, 113309, 145683, 339927, 437049, 793163, 1019781, 1149277, 2379489, 3059343, 3447831, 7138467, 8044939, 10343493, 21415401, 24134817, 31030479, 56314573, 72404451, 168943719, 217213353, 506831157, 1520493471]

約数ペア:

[(1, 1520493471), (3, 506831157), (7, 217213353), (9, 168943719), (21, 72404451), (27, 56314573), (49, 31030479), (63, 24134817), (71, 21415401), (147, 10343493), (189, 8044939), (213, 7138467), (441, 3447831), (497, 3059343), (639, 2379489), (1323, 1149277), (1491, 1019781), (1917, 793163), (3479, 437049), (4473, 339927), (10437, 145683), (13419, 113309), (16187, 93933), (31311, 48561)]