1879778889

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1447}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 2927508480

約数和(自身を除く): 1047729591

約数列:

[1, 3, 9, 19, 57, 71, 107, 171, 213, 321, 639, 963, 1349, 1447, 2033, 4047, 4341, 6099, 7597, 12141, 13023, 18297, 22791, 27493, 68373, 82479, 102737, 144343, 154829, 247437, 308211, 433029, 464487, 924633, 1299087, 1393461, 1952003, 2941751, 5856009, 8825253, 10992859, 17568027, 26475759, 32978577, 98935731, 208864321, 626592963, 1879778889]

約数ペア:

[(1, 1879778889), (3, 626592963), (9, 208864321), (19, 98935731), (57, 32978577), (71, 26475759), (107, 17568027), (171, 10992859), (213, 8825253), (321, 5856009), (639, 2941751), (963, 1952003), (1349, 1393461), (1447, 1299087), (2033, 924633), (4047, 464487), (4341, 433029), (6099, 308211), (7597, 247437), (12141, 154829), (13023, 144343), (18297, 102737), (22791, 82479), (27493, 68373)]