16871517

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 27336960

約数和(自身を除く): 10465443

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 677, 923, 1917, 2031, 2769, 6093, 8307, 8801, 18279, 24921, 26403, 48067, 79209, 144201, 237627, 432603, 624871, 1297809, 1874613, 5623839, 16871517]

約数ペア:

[(1, 16871517), (3, 5623839), (9, 1874613), (13, 1297809), (27, 624871), (39, 432603), (71, 237627), (117, 144201), (213, 79209), (351, 48067), (639, 26403), (677, 24921), (923, 18279), (1917, 8801), (2031, 8307), (2769, 6093)]