217545666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{21961}}^1$

素因数の和:22106

約数の個数: 32

約数和(自身を含む): 472270848

約数和(自身を除く): 254725182

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 254, 381, 762, 1651, 3302, 4953, 9906, 21961, 43922, 65883, 131766, 285493, 570986, 856479, 1712958, 2789047, 5578094, 8367141, 16734282, 36257611, 72515222, 108772833, 217545666]

約数ペア:

[(1, 217545666), (2, 108772833), (3, 72515222), (6, 36257611), (13, 16734282), (26, 8367141), (39, 5578094), (78, 2789047), (127, 1712958), (254, 856479), (381, 570986), (762, 285493), (1651, 131766), (3302, 65883), (4953, 43922), (9906, 21961)]