80877357

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 140744448

約数和(自身を除く): 59867091

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 73, 93, 99, 171, 209, 219, 279, 341, 361, 589, 627, 657, 803, 1023, 1083, 1387, 1767, 1881, 2263, 2409, 3069, 3249, 3971, 4161, 5301, 6479, 6789, 7227, 11191, 11913, 12483, 15257, 19437, 20367, 24893, 26353, 33573, 35739, 42997, 45771, 58311, 74679, 79059, 100719, 123101, 128991, 137313, 224037, 237177, 289883, 369303, 386973, 472967, 816943, 869649, 1107909, 1418901, 2450829, 2608947, 4256703, 7352487, 8986373, 26959119, 80877357]

約数ペア:

[(1, 80877357), (3, 26959119), (9, 8986373), (11, 7352487), (19, 4256703), (31, 2608947), (33, 2450829), (57, 1418901), (73, 1107909), (93, 869649), (99, 816943), (171, 472967), (209, 386973), (219, 369303), (279, 289883), (341, 237177), (361, 224037), (589, 137313), (627, 128991), (657, 123101), (803, 100719), (1023, 79059), (1083, 74679), (1387, 58311), (1767, 45771), (1881, 42997), (2263, 35739), (2409, 33573), (3069, 26353), (3249, 24893), (3971, 20367), (4161, 19437), (5301, 15257), (6479, 12483), (6789, 11913), (7227, 11191)]