28805648

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 57288000

約数和(自身を除く): 28482352

約数列:

[1, 2, 4, 8, 16, 83, 109, 166, 199, 218, 332, 398, 436, 664, 796, 872, 1328, 1592, 1744, 3184, 9047, 16517, 18094, 21691, 33034, 36188, 43382, 66068, 72376, 86764, 132136, 144752, 173528, 264272, 347056, 1800353, 3600706, 7201412, 14402824, 28805648]

約数ペア:

[(1, 28805648), (2, 14402824), (4, 7201412), (8, 3600706), (16, 1800353), (83, 347056), (109, 264272), (166, 173528), (199, 144752), (218, 132136), (332, 86764), (398, 72376), (436, 66068), (664, 43382), (796, 36188), (872, 33034), (1328, 21691), (1592, 18094), (1744, 16517), (3184, 9047)]