478779339

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{63659}}^1$

素因数の和:63794

約数の個数: 16

約数和(自身を含む): 672249600

約数和(自身を除く): 193470261

約数列:

[1, 3, 23, 69, 109, 327, 2507, 7521, 63659, 190977, 1464157, 4392471, 6938831, 20816493, 159593113, 478779339]

約数ペア:

[(1, 478779339), (3, 159593113), (23, 20816493), (69, 6938831), (109, 4392471), (327, 1464157), (2507, 190977), (7521, 63659)]