49163517

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 80720640

約数和(自身を除く): 31557123

約数列:

[1, 3, 9, 13, 27, 39, 79, 81, 117, 197, 237, 243, 351, 591, 711, 1027, 1053, 1773, 2133, 2561, 3081, 3159, 5319, 6399, 7683, 9243, 15563, 15957, 19197, 23049, 27729, 46689, 47871, 69147, 83187, 140067, 202319, 207441, 249561, 420201, 606957, 622323, 1260603, 1820871, 3781809, 5462613, 16387839, 49163517]

約数ペア:

[(1, 49163517), (3, 16387839), (9, 5462613), (13, 3781809), (27, 1820871), (39, 1260603), (79, 622323), (81, 606957), (117, 420201), (197, 249561), (237, 207441), (243, 202319), (351, 140067), (591, 83187), (711, 69147), (1027, 47871), (1053, 46689), (1773, 27729), (2133, 23049), (2561, 19197), (3081, 15957), (3159, 15563), (5319, 9243), (6399, 7683)]