42713567

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 18

約数和(自身を含む): 47973816

約数和(自身を除く): 5260249

約数列:

[1, 13, 31, 169, 263, 403, 961, 3419, 5239, 8153, 12493, 44447, 105989, 162409, 252743, 1377857, 3285659, 42713567]

約数ペア:

[(1, 42713567), (13, 3285659), (31, 1377857), (169, 252743), (263, 162409), (403, 105989), (961, 44447), (3419, 12493), (5239, 8153)]