2019792489

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 3241728000

約数和(自身を除く): 1221935511

約数列:

[1, 3, 11, 13, 33, 39, 59, 143, 177, 199, 401, 429, 597, 649, 767, 1203, 1947, 2189, 2301, 2587, 4411, 5213, 6567, 7761, 8437, 11741, 13233, 15639, 23659, 25311, 28457, 35223, 57343, 70977, 79799, 85371, 129151, 152633, 172029, 239397, 260249, 307567, 387453, 457899, 780747, 877789, 922701, 1037387, 1678963, 2633367, 3112161, 3383237, 4708141, 5036889, 10149711, 11411257, 14124423, 34233771, 51789551, 61205833, 155368653, 183617499, 673264163, 2019792489]

約数ペア:

[(1, 2019792489), (3, 673264163), (11, 183617499), (13, 155368653), (33, 61205833), (39, 51789551), (59, 34233771), (143, 14124423), (177, 11411257), (199, 10149711), (401, 5036889), (429, 4708141), (597, 3383237), (649, 3112161), (767, 2633367), (1203, 1678963), (1947, 1037387), (2189, 922701), (2301, 877789), (2587, 780747), (4411, 457899), (5213, 387453), (6567, 307567), (7761, 260249), (8437, 239397), (11741, 172029), (13233, 152633), (15639, 129151), (23659, 85371), (25311, 79799), (28457, 70977), (35223, 57343)]