213567939

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{4463}}^1$

素因数の和:4891

約数の個数: 24

約数和(自身を含む): 333103680

約数和(自身を除く): 119535741

約数列:

[1, 3, 9, 13, 39, 117, 409, 1227, 3681, 4463, 5317, 13389, 15951, 40167, 47853, 58019, 174057, 522171, 1825367, 5476101, 16428303, 23729771, 71189313, 213567939]

約数ペア:

[(1, 213567939), (3, 71189313), (9, 23729771), (13, 16428303), (39, 5476101), (117, 1825367), (409, 522171), (1227, 174057), (3681, 58019), (4463, 47853), (5317, 40167), (13389, 15951)]