13219825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 17373888

約数和(自身を除く): 4154063

約数列:

[1, 5, 23, 25, 83, 115, 277, 415, 575, 1385, 1909, 2075, 6371, 6925, 9545, 22991, 31855, 47725, 114955, 159275, 528793, 574775, 2643965, 13219825]

約数ペア:

[(1, 13219825), (5, 2643965), (23, 574775), (25, 528793), (83, 159275), (115, 114955), (277, 47725), (415, 31855), (575, 22991), (1385, 9545), (1909, 6925), (2075, 6371)]