2806635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 4979520

約数和(自身を除く): 2172885

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 389, 481, 555, 1167, 1443, 1945, 2405, 5057, 5835, 7215, 14393, 15171, 25285, 43179, 71965, 75855, 187109, 215895, 561327, 935545, 2806635]

約数ペア:

[(1, 2806635), (3, 935545), (5, 561327), (13, 215895), (15, 187109), (37, 75855), (39, 71965), (65, 43179), (111, 25285), (185, 15171), (195, 14393), (389, 7215), (481, 5835), (555, 5057), (1167, 2405), (1443, 1945)]