681275517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{30593}}^1$

素因数の和:31180

約数の個数: 16

約数和(自身を含む): 979987008

約数和(自身を除く): 298711491

約数列:

[1, 3, 13, 39, 571, 1713, 7423, 22269, 30593, 91779, 397709, 1193127, 17468603, 52405809, 227091839, 681275517]

約数ペア:

[(1, 681275517), (3, 227091839), (13, 52405809), (39, 17468603), (571, 1193127), (1713, 397709), (7423, 91779), (22269, 30593)]