428487735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 773369856

約数和(自身を除く): 344882121

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 73, 93, 155, 195, 219, 365, 403, 465, 949, 971, 1095, 1209, 2015, 2263, 2847, 2913, 4745, 4855, 6045, 6789, 11315, 12623, 14235, 14565, 29419, 30101, 33945, 37869, 63115, 70883, 88257, 90303, 147095, 150505, 189345, 212649, 354415, 391313, 441285, 451515, 921479, 1063245, 1173939, 1956565, 2197373, 2764437, 4607395, 5869695, 6592119, 10986865, 13822185, 28565849, 32960595, 85697547, 142829245, 428487735]

約数ペア:

[(1, 428487735), (3, 142829245), (5, 85697547), (13, 32960595), (15, 28565849), (31, 13822185), (39, 10986865), (65, 6592119), (73, 5869695), (93, 4607395), (155, 2764437), (195, 2197373), (219, 1956565), (365, 1173939), (403, 1063245), (465, 921479), (949, 451515), (971, 441285), (1095, 391313), (1209, 354415), (2015, 212649), (2263, 189345), (2847, 150505), (2913, 147095), (4745, 90303), (4855, 88257), (6045, 70883), (6789, 63115), (11315, 37869), (12623, 33945), (14235, 30101), (14565, 29419)]