18565549587

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1245

約数の個数: 72

約数和(自身を含む): 29593998720

約数和(自身を除く): 11028449133

約数列:

[1, 3, 9, 13, 39, 109, 113, 117, 169, 327, 339, 507, 981, 991, 1017, 1417, 1469, 1521, 2973, 4251, 4407, 8919, 12317, 12753, 12883, 13221, 18421, 19097, 36951, 38649, 55263, 57291, 108019, 110853, 111983, 115947, 160121, 165789, 167479, 171873, 324057, 335949, 480363, 502437, 972171, 1007847, 1404247, 1441089, 1455779, 1507311, 2081573, 4212741, 4367337, 6244719, 12206147, 12638223, 13102011, 18255211, 18734157, 18925127, 36618441, 54765633, 56775381, 109855323, 158679911, 164296899, 170326143, 476039733, 1428119199, 2062838843, 6188516529, 18565549587]

約数ペア:

[(1, 18565549587), (3, 6188516529), (9, 2062838843), (13, 1428119199), (39, 476039733), (109, 170326143), (113, 164296899), (117, 158679911), (169, 109855323), (327, 56775381), (339, 54765633), (507, 36618441), (981, 18925127), (991, 18734157), (1017, 18255211), (1417, 13102011), (1469, 12638223), (1521, 12206147), (2973, 6244719), (4251, 4367337), (4407, 4212741), (8919, 2081573), (12317, 1507311), (12753, 1455779), (12883, 1441089), (13221, 1404247), (18421, 1007847), (19097, 972171), (36951, 502437), (38649, 480363), (55263, 335949), (57291, 324057), (108019, 171873), (110853, 167479), (111983, 165789), (115947, 160121)]