1328765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 16

約数和(自身を含む): 1710720

約数和(自身を除く): 381955

約数列:

[1, 5, 19, 71, 95, 197, 355, 985, 1349, 3743, 6745, 13987, 18715, 69935, 265753, 1328765]

約数ペア:

[(1, 1328765), (5, 265753), (19, 69935), (71, 18715), (95, 13987), (197, 6745), (355, 3743), (985, 1349)]