861362073

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^2$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 1519017120

約数和(自身を除く): 657655047

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 131, 143, 169, 297, 351, 393, 429, 507, 1179, 1287, 1441, 1521, 1703, 1859, 3537, 3861, 4323, 4563, 5109, 5577, 12969, 15327, 16731, 17161, 18733, 22139, 38907, 45981, 50193, 51483, 56199, 66417, 154449, 168597, 188771, 199251, 223093, 243529, 463347, 505791, 566313, 597753, 669279, 730587, 1698939, 2007837, 2191761, 2454023, 2900209, 5096817, 6023511, 6575283, 7362069, 8700627, 22086207, 26101881, 31902299, 66258621, 78305643, 95706897, 287120691, 861362073]

約数ペア:

[(1, 861362073), (3, 287120691), (9, 95706897), (11, 78305643), (13, 66258621), (27, 31902299), (33, 26101881), (39, 22086207), (99, 8700627), (117, 7362069), (131, 6575283), (143, 6023511), (169, 5096817), (297, 2900209), (351, 2454023), (393, 2191761), (429, 2007837), (507, 1698939), (1179, 730587), (1287, 669279), (1441, 597753), (1521, 566313), (1703, 505791), (1859, 463347), (3537, 243529), (3861, 223093), (4323, 199251), (4563, 188771), (5109, 168597), (5577, 154449), (12969, 66417), (15327, 56199), (16731, 51483), (17161, 50193), (18733, 45981), (22139, 38907)]