64173681

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1511}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 112613760

約数和(自身を除く): 48440079

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 121, 143, 297, 351, 363, 429, 1089, 1287, 1511, 1573, 3267, 3861, 4533, 4719, 13599, 14157, 16621, 19643, 40797, 42471, 49863, 58929, 149589, 176787, 182831, 216073, 448767, 530361, 548493, 648219, 1645479, 1944657, 2376803, 4936437, 5833971, 7130409, 21391227, 64173681]

約数ペア:

[(1, 64173681), (3, 21391227), (9, 7130409), (11, 5833971), (13, 4936437), (27, 2376803), (33, 1944657), (39, 1645479), (99, 648219), (117, 548493), (121, 530361), (143, 448767), (297, 216073), (351, 182831), (363, 176787), (429, 149589), (1089, 58929), (1287, 49863), (1511, 42471), (1573, 40797), (3267, 19643), (3861, 16621), (4533, 14157), (4719, 13599)]