311832639

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{3461}}^1$

素因数の和:3588

約数の個数: 32

約数和(自身を含む): 478586880

約数和(自身を除く): 166754241

約数列:

[1, 3, 9, 27, 47, 71, 141, 213, 423, 639, 1269, 1917, 3337, 3461, 10011, 10383, 30033, 31149, 90099, 93447, 162667, 245731, 488001, 737193, 1464003, 2211579, 4392009, 6634737, 11549357, 34648071, 103944213, 311832639]

約数ペア:

[(1, 311832639), (3, 103944213), (9, 34648071), (27, 11549357), (47, 6634737), (71, 4392009), (141, 2211579), (213, 1464003), (423, 737193), (639, 488001), (1269, 245731), (1917, 162667), (3337, 93447), (3461, 90099), (10011, 31149), (10383, 30033)]