82715721

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 130233600

約数和(自身を除く): 47517879

約数列:

[1, 3, 11, 19, 33, 57, 67, 121, 179, 201, 209, 363, 537, 627, 737, 1273, 1969, 2211, 2299, 3401, 3819, 5907, 6897, 8107, 10203, 11993, 14003, 21659, 24321, 35979, 37411, 42009, 64977, 112233, 131923, 154033, 227867, 395769, 411521, 462099, 683601, 1234563, 1451153, 2506537, 4353459, 7519611, 27571907, 82715721]

約数ペア:

[(1, 82715721), (3, 27571907), (11, 7519611), (19, 4353459), (33, 2506537), (57, 1451153), (67, 1234563), (121, 683601), (179, 462099), (201, 411521), (209, 395769), (363, 227867), (537, 154033), (627, 131923), (737, 112233), (1273, 64977), (1969, 42009), (2211, 37411), (2299, 35979), (3401, 24321), (3819, 21659), (5907, 14003), (6897, 11993), (8107, 10203)]