520048107

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{733}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 820641360

約数和(自身を除く): 300593253

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 461, 513, 733, 1383, 1539, 2199, 4149, 6597, 8759, 12447, 13927, 19791, 26277, 37341, 41781, 59373, 78831, 125343, 236493, 337913, 376029, 709479, 1013739, 1128087, 3041217, 6420347, 9123651, 19261041, 27370953, 57783123, 173349369, 520048107]

約数ペア:

[(1, 520048107), (3, 173349369), (9, 57783123), (19, 27370953), (27, 19261041), (57, 9123651), (81, 6420347), (171, 3041217), (461, 1128087), (513, 1013739), (733, 709479), (1383, 376029), (1539, 337913), (2199, 236493), (4149, 125343), (6597, 78831), (8759, 59373), (12447, 41781), (13927, 37341), (19791, 26277)]