78509281

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1009}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 87264000

約数和(自身を除く): 8754719

約数列:

[1, 17, 23, 199, 391, 1009, 3383, 4577, 17153, 23207, 77809, 200791, 394519, 3413447, 4618193, 78509281]

約数ペア:

[(1, 78509281), (17, 4618193), (23, 3413447), (199, 394519), (391, 200791), (1009, 77809), (3383, 23207), (4577, 17153)]