81811023

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1583}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 131383296

約数和(自身を除く): 49572273

約数列:

[1, 3, 7, 21, 23, 69, 107, 161, 321, 483, 749, 1583, 2247, 2461, 4749, 7383, 11081, 17227, 33243, 36409, 51681, 109227, 169381, 254863, 508143, 764589, 1185667, 3557001, 3895763, 11687289, 27270341, 81811023]

約数ペア:

[(1, 81811023), (3, 27270341), (7, 11687289), (21, 3895763), (23, 3557001), (69, 1185667), (107, 764589), (161, 508143), (321, 254863), (483, 169381), (749, 109227), (1583, 51681), (2247, 36409), (2461, 33243), (4749, 17227), (7383, 11081)]