639735837

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3217}}^1\times {\mathrm{5099}}^1$

素因数の和:8332

約数の個数: 16

約数和(自身を含む): 919060800

約数和(自身を除く): 279324963

約数列:

[1, 3, 13, 39, 3217, 5099, 9651, 15297, 41821, 66287, 125463, 198861, 16403483, 49210449, 213245279, 639735837]

約数ペア:

[(1, 639735837), (3, 213245279), (13, 49210449), (39, 16403483), (3217, 198861), (5099, 125463), (9651, 66287), (15297, 41821)]