1254305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 1693440

約数和(自身を除く): 439135

約数列:

[1, 5, 13, 23, 65, 115, 299, 839, 1495, 4195, 10907, 19297, 54535, 96485, 250861, 1254305]

約数ペア:

[(1, 1254305), (5, 250861), (13, 96485), (23, 54535), (65, 19297), (115, 10907), (299, 4195), (839, 1495)]