228081555

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{769}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 439824000

約数和(自身を除く): 211742445

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 169, 195, 351, 507, 585, 769, 845, 1521, 1755, 2197, 2307, 2535, 3845, 4563, 6591, 6921, 7605, 9997, 10985, 11535, 19773, 20763, 22815, 29991, 32955, 34605, 49985, 59319, 89973, 98865, 103815, 129961, 149955, 269919, 296595, 389883, 449865, 649805, 1169649, 1349595, 1689493, 1949415, 3508947, 5068479, 5848245, 8447465, 15205437, 17544735, 25342395, 45616311, 76027185, 228081555]

約数ペア:

[(1, 228081555), (3, 76027185), (5, 45616311), (9, 25342395), (13, 17544735), (15, 15205437), (27, 8447465), (39, 5848245), (45, 5068479), (65, 3508947), (117, 1949415), (135, 1689493), (169, 1349595), (195, 1169649), (351, 649805), (507, 449865), (585, 389883), (769, 296595), (845, 269919), (1521, 149955), (1755, 129961), (2197, 103815), (2307, 98865), (2535, 89973), (3845, 59319), (4563, 49985), (6591, 34605), (6921, 32955), (7605, 29991), (9997, 22815), (10985, 20763), (11535, 19773)]