131369997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2371}}^1$

素因数の和:2481

約数の個数: 32

約数和(自身を含む): 202208256

約数和(自身を除く): 70838259

約数列:

[1, 3, 11, 23, 33, 69, 73, 219, 253, 759, 803, 1679, 2371, 2409, 5037, 7113, 18469, 26081, 54533, 55407, 78243, 163599, 173083, 519249, 599863, 1799589, 1903913, 3980909, 5711739, 11942727, 43789999, 131369997]

約数ペア:

[(1, 131369997), (3, 43789999), (11, 11942727), (23, 5711739), (33, 3980909), (69, 1903913), (73, 1799589), (219, 599863), (253, 519249), (759, 173083), (803, 163599), (1679, 78243), (2371, 55407), (2409, 54533), (5037, 26081), (7113, 18469)]