205505469

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 340612272

約数和(自身を除く): 135106803

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 277, 373, 663, 831, 1119, 1989, 2493, 3357, 3601, 4709, 4849, 6341, 10803, 14127, 14547, 19023, 32409, 42381, 43641, 57069, 61217, 82433, 103321, 183651, 247299, 309963, 550953, 741897, 929889, 1343173, 1756457, 4029519, 5269371, 12088557, 15808113, 22833941, 68501823, 205505469]

約数ペア:

[(1, 205505469), (3, 68501823), (9, 22833941), (13, 15808113), (17, 12088557), (39, 5269371), (51, 4029519), (117, 1756457), (153, 1343173), (221, 929889), (277, 741897), (373, 550953), (663, 309963), (831, 247299), (1119, 183651), (1989, 103321), (2493, 82433), (3357, 61217), (3601, 57069), (4709, 43641), (4849, 42381), (6341, 32409), (10803, 19023), (14127, 14547)]