2004080247

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 3254472000

約数和(自身を除く): 1250391753

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 149, 169, 239, 333, 447, 481, 507, 717, 1341, 1443, 1521, 1937, 2151, 3107, 4329, 5513, 5811, 6253, 8843, 9321, 16539, 17433, 18759, 25181, 26529, 27963, 35611, 40391, 49617, 56277, 71669, 75543, 79587, 106833, 114959, 121173, 215007, 226629, 320499, 344877, 363519, 462943, 645021, 931697, 1034631, 1317607, 1388829, 1494467, 2795091, 3952821, 4166487, 4483401, 6018259, 8385273, 11858463, 13450203, 17128891, 18054777, 51386673, 54164331, 154160019, 222675583, 668026749, 2004080247]

約数ペア:

[(1, 2004080247), (3, 668026749), (9, 222675583), (13, 154160019), (37, 54164331), (39, 51386673), (111, 18054777), (117, 17128891), (149, 13450203), (169, 11858463), (239, 8385273), (333, 6018259), (447, 4483401), (481, 4166487), (507, 3952821), (717, 2795091), (1341, 1494467), (1443, 1388829), (1521, 1317607), (1937, 1034631), (2151, 931697), (3107, 645021), (4329, 462943), (5513, 363519), (5811, 344877), (6253, 320499), (8843, 226629), (9321, 215007), (16539, 121173), (17433, 114959), (18759, 106833), (25181, 79587), (26529, 75543), (27963, 71669), (35611, 56277), (40391, 49617)]