213960963

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 309553920

約数和(自身を除く): 95592957

約数列:

[1, 3, 17, 51, 59, 177, 211, 337, 633, 1003, 1011, 3009, 3587, 5729, 10761, 12449, 17187, 19883, 37347, 59649, 71107, 211633, 213321, 338011, 634899, 1014033, 1208819, 3626457, 4195313, 12585939, 71320321, 213960963]

約数ペア:

[(1, 213960963), (3, 71320321), (17, 12585939), (51, 4195313), (59, 3626457), (177, 1208819), (211, 1014033), (337, 634899), (633, 338011), (1003, 213321), (1011, 211633), (3009, 71107), (3587, 59649), (5729, 37347), (10761, 19883), (12449, 17187)]