1317255

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 2126304

約数和(自身を除く): 809049

約数列:

[1, 3, 5, 15, 137, 411, 641, 685, 1923, 2055, 3205, 9615, 87817, 263451, 439085, 1317255]

約数ペア:

[(1, 1317255), (3, 439085), (5, 263451), (15, 87817), (137, 9615), (411, 3205), (641, 2055), (685, 1923)]