247115295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1787}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 490913280

約数和(自身を除く): 243797985

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 439, 1317, 1787, 2195, 3073, 3951, 5361, 6585, 8935, 9219, 12509, 15365, 16083, 19755, 26805, 27657, 37527, 46095, 62545, 80415, 112581, 138285, 187635, 562905, 784493, 2353479, 3922465, 5491451, 7060437, 11767395, 16474353, 27457255, 35302185, 49423059, 82371765, 247115295]

約数ペア:

[(1, 247115295), (3, 82371765), (5, 49423059), (7, 35302185), (9, 27457255), (15, 16474353), (21, 11767395), (35, 7060437), (45, 5491451), (63, 3922465), (105, 2353479), (315, 784493), (439, 562905), (1317, 187635), (1787, 138285), (2195, 112581), (3073, 80415), (3951, 62545), (5361, 46095), (6585, 37527), (8935, 27657), (9219, 26805), (12509, 19755), (15365, 16083)]