168889305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3919}}^1$

素因数の和:3970

約数の個数: 48

約数和(自身を含む): 309899520

約数和(自身を除く): 141010215

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 507, 663, 845, 1105, 2535, 2873, 3315, 3919, 8619, 11757, 14365, 19595, 43095, 50947, 58785, 66623, 152841, 199869, 254735, 333115, 662311, 764205, 866099, 999345, 1986933, 2598297, 3311555, 4330495, 9934665, 11259287, 12991485, 33777861, 56296435, 168889305]

約数ペア:

[(1, 168889305), (3, 56296435), (5, 33777861), (13, 12991485), (15, 11259287), (17, 9934665), (39, 4330495), (51, 3311555), (65, 2598297), (85, 1986933), (169, 999345), (195, 866099), (221, 764205), (255, 662311), (507, 333115), (663, 254735), (845, 199869), (1105, 152841), (2535, 66623), (2873, 58785), (3315, 50947), (3919, 43095), (8619, 19595), (11757, 14365)]