28328118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 70371840

約数和(自身を除く): 42043722

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 307, 338, 507, 546, 614, 921, 1014, 1183, 1842, 2149, 2197, 2366, 3549, 3991, 4298, 4394, 6447, 6591, 7098, 7982, 11973, 12894, 13182, 15379, 23946, 27937, 30758, 46137, 51883, 55874, 83811, 92274, 103766, 155649, 167622, 311298, 363181, 674479, 726362, 1089543, 1348958, 2023437, 2179086, 4046874, 4721353, 9442706, 14164059, 28328118]

約数ペア:

[(1, 28328118), (2, 14164059), (3, 9442706), (6, 4721353), (7, 4046874), (13, 2179086), (14, 2023437), (21, 1348958), (26, 1089543), (39, 726362), (42, 674479), (78, 363181), (91, 311298), (169, 167622), (182, 155649), (273, 103766), (307, 92274), (338, 83811), (507, 55874), (546, 51883), (614, 46137), (921, 30758), (1014, 27937), (1183, 23946), (1842, 15379), (2149, 13182), (2197, 12894), (2366, 11973), (3549, 7982), (3991, 7098), (4298, 6591), (4394, 6447)]