217626877

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 251398080

約数和(自身を除く): 33771203

約数列:

[1, 13, 17, 169, 211, 221, 359, 2743, 2873, 3587, 4667, 6103, 35659, 46631, 60671, 75749, 79339, 606203, 984737, 1031407, 1287733, 12801581, 16740529, 217626877]

約数ペア:

[(1, 217626877), (13, 16740529), (17, 12801581), (169, 1287733), (211, 1031407), (221, 984737), (359, 606203), (2743, 79339), (2873, 75749), (3587, 60671), (4667, 46631), (6103, 35659)]