77877735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 139419648

約数和(自身を除く): 61541913

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 169, 195, 403, 465, 507, 845, 991, 1209, 2015, 2535, 2973, 4955, 5239, 6045, 12883, 14865, 15717, 26195, 30721, 38649, 64415, 78585, 92163, 153605, 167479, 193245, 399373, 460815, 502437, 837395, 1198119, 1996865, 2512185, 5191849, 5990595, 15575547, 25959245, 77877735]

約数ペア:

[(1, 77877735), (3, 25959245), (5, 15575547), (13, 5990595), (15, 5191849), (31, 2512185), (39, 1996865), (65, 1198119), (93, 837395), (155, 502437), (169, 460815), (195, 399373), (403, 193245), (465, 167479), (507, 153605), (845, 92163), (991, 78585), (1209, 64415), (2015, 38649), (2535, 30721), (2973, 26195), (4955, 15717), (5239, 14865), (6045, 12883)]