71115147

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^2$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 110229184

約数和(自身を除く): 39114037

約数列:

[1, 3, 9, 31, 37, 83, 93, 111, 249, 279, 333, 747, 1147, 2573, 3071, 3441, 6889, 7719, 9213, 10323, 20667, 23157, 27639, 62001, 95201, 213559, 254893, 285603, 640677, 764679, 856809, 1922031, 2294037, 7901683, 23705049, 71115147]

約数ペア:

[(1, 71115147), (3, 23705049), (9, 7901683), (31, 2294037), (37, 1922031), (83, 856809), (93, 764679), (111, 640677), (249, 285603), (279, 254893), (333, 213559), (747, 95201), (1147, 62001), (2573, 27639), (3071, 23157), (3441, 20667), (6889, 10323), (7719, 9213)]