728960289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{752281}}^1$

素因数の和:752320

約数の個数: 16

約数和(自身を含む): 1083286080

約数和(自身を除く): 354325791

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 752281, 2256843, 12788777, 14293339, 38366331, 42880017, 242986763, 728960289]

約数ペア:

[(1, 728960289), (3, 242986763), (17, 42880017), (19, 38366331), (51, 14293339), (57, 12788777), (323, 2256843), (969, 752281)]