210784977

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 350353920

約数和(自身を除く): 139568943

約数列:

[1, 3, 9, 13, 27, 39, 41, 97, 117, 123, 151, 291, 351, 369, 453, 533, 873, 1107, 1261, 1359, 1599, 1963, 2619, 3783, 3977, 4077, 4797, 5889, 6191, 11349, 11931, 14391, 14647, 17667, 18573, 34047, 35793, 43941, 51701, 53001, 55719, 80483, 107379, 131823, 155103, 167157, 190411, 241449, 395469, 465309, 571233, 600527, 724347, 1395927, 1713699, 1801581, 2173041, 5141097, 5404743, 7806851, 16214229, 23420553, 70261659, 210784977]

約数ペア:

[(1, 210784977), (3, 70261659), (9, 23420553), (13, 16214229), (27, 7806851), (39, 5404743), (41, 5141097), (97, 2173041), (117, 1801581), (123, 1713699), (151, 1395927), (291, 724347), (351, 600527), (369, 571233), (453, 465309), (533, 395469), (873, 241449), (1107, 190411), (1261, 167157), (1359, 155103), (1599, 131823), (1963, 107379), (2619, 80483), (3783, 55719), (3977, 53001), (4077, 51701), (4797, 43941), (5889, 35793), (6191, 34047), (11349, 18573), (11931, 17667), (14391, 14647)]