1958255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 2588544

約数和(自身を除く): 630289

約数列:

[1, 5, 13, 47, 65, 235, 611, 641, 3055, 3205, 8333, 30127, 41665, 150635, 391651, 1958255]

約数ペア:

[(1, 1958255), (5, 391651), (13, 150635), (47, 41665), (65, 30127), (235, 8333), (611, 3205), (641, 3055)]