168973857

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4337}}^1$

素因数の和:4399

約数の個数: 40

約数和(自身を含む): 279245736

約数和(自身を除く): 110271879

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 333, 351, 481, 999, 1053, 1443, 2997, 4329, 4337, 12987, 13011, 38961, 39033, 56381, 117099, 160469, 169143, 351297, 481407, 507429, 1444221, 1522287, 2086097, 4332663, 4566861, 6258291, 12997989, 18774873, 56324619, 168973857]

約数ペア:

[(1, 168973857), (3, 56324619), (9, 18774873), (13, 12997989), (27, 6258291), (37, 4566861), (39, 4332663), (81, 2086097), (111, 1522287), (117, 1444221), (333, 507429), (351, 481407), (481, 351297), (999, 169143), (1053, 160469), (1443, 117099), (2997, 56381), (4329, 39033), (4337, 38961), (12987, 13011)]