13813475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2237}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 19425840

約数和(自身を除く): 5612365

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 2237, 6175, 11185, 29081, 42503, 55925, 145405, 212515, 552539, 727025, 1062575, 2762695, 13813475]

約数ペア:

[(1, 13813475), (5, 2762695), (13, 1062575), (19, 727025), (25, 552539), (65, 212515), (95, 145405), (247, 55925), (325, 42503), (475, 29081), (1235, 11185), (2237, 6175)]