77481261

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 54

約数和(自身を含む): 133523754

約数和(自身を除く): 56042493

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 169, 363, 421, 429, 507, 1089, 1263, 1287, 1521, 1573, 1859, 3789, 4631, 4719, 5473, 5577, 13893, 14157, 16419, 16731, 20449, 41679, 49257, 50941, 60203, 61347, 71149, 152823, 180609, 184041, 213447, 458469, 541827, 640341, 662233, 782639, 1986699, 2347917, 5960097, 7043751, 8609029, 25827087, 77481261]

約数ペア:

[(1, 77481261), (3, 25827087), (9, 8609029), (11, 7043751), (13, 5960097), (33, 2347917), (39, 1986699), (99, 782639), (117, 662233), (121, 640341), (143, 541827), (169, 458469), (363, 213447), (421, 184041), (429, 180609), (507, 152823), (1089, 71149), (1263, 61347), (1287, 60203), (1521, 50941), (1573, 49257), (1859, 41679), (3789, 20449), (4631, 16731), (4719, 16419), (5473, 14157), (5577, 13893)]