313639216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{16349}}^1$

素因数の和:16477

約数の個数: 40

約数和(自身を含む): 669042000

約数和(自身を除く): 355402784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1744, 2398, 4796, 9592, 16349, 19184, 32698, 65396, 130792, 179839, 261584, 359678, 719356, 1438712, 1782041, 2877424, 3564082, 7128164, 14256328, 19602451, 28512656, 39204902, 78409804, 156819608, 313639216]

約数ペア:

[(1, 313639216), (2, 156819608), (4, 78409804), (8, 39204902), (11, 28512656), (16, 19602451), (22, 14256328), (44, 7128164), (88, 3564082), (109, 2877424), (176, 1782041), (218, 1438712), (436, 719356), (872, 359678), (1199, 261584), (1744, 179839), (2398, 130792), (4796, 65396), (9592, 32698), (16349, 19184)]