203290503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 297341184

約数和(自身を除く): 94050681

約数列:

[1, 3, 13, 39, 113, 163, 283, 339, 489, 849, 1469, 2119, 3679, 4407, 6357, 11037, 18419, 31979, 46129, 55257, 95937, 138387, 239447, 415727, 599677, 718341, 1247181, 1799031, 5212577, 15637731, 67763501, 203290503]

約数ペア:

[(1, 203290503), (3, 67763501), (13, 15637731), (39, 5212577), (113, 1799031), (163, 1247181), (283, 718341), (339, 599677), (489, 415727), (849, 239447), (1469, 138387), (2119, 95937), (3679, 55257), (4407, 46129), (6357, 31979), (11037, 18419)]