38887485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 79134720

約数和(自身を除く): 40247235

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 155, 195, 217, 273, 403, 455, 465, 651, 919, 1085, 1209, 1365, 2015, 2757, 2821, 3255, 4595, 6045, 6433, 8463, 11947, 13785, 14105, 19299, 28489, 32165, 35841, 42315, 59735, 83629, 85467, 96495, 142445, 179205, 199423, 250887, 370357, 418145, 427335, 598269, 997115, 1111071, 1254435, 1851785, 2592499, 2991345, 5555355, 7777497, 12962495, 38887485]

約数ペア:

[(1, 38887485), (3, 12962495), (5, 7777497), (7, 5555355), (13, 2991345), (15, 2592499), (21, 1851785), (31, 1254435), (35, 1111071), (39, 997115), (65, 598269), (91, 427335), (93, 418145), (105, 370357), (155, 250887), (195, 199423), (217, 179205), (273, 142445), (403, 96495), (455, 85467), (465, 83629), (651, 59735), (919, 42315), (1085, 35841), (1209, 32165), (1365, 28489), (2015, 19299), (2757, 14105), (2821, 13785), (3255, 11947), (4595, 8463), (6045, 6433)]