263368557

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3919}}^1$

素因数の和:4078

約数の個数: 32

約数和(自身を含む): 413952000

約数和(自身を除く): 150583443

約数列:

[1, 3, 9, 19, 27, 57, 131, 171, 393, 513, 1179, 2489, 3537, 3919, 7467, 11757, 22401, 35271, 67203, 74461, 105813, 223383, 513389, 670149, 1540167, 2010447, 4620501, 9754391, 13861503, 29263173, 87789519, 263368557]

約数ペア:

[(1, 263368557), (3, 87789519), (9, 29263173), (19, 13861503), (27, 9754391), (57, 4620501), (131, 2010447), (171, 1540167), (393, 670149), (513, 513389), (1179, 223383), (2489, 105813), (3537, 74461), (3919, 67203), (7467, 35271), (11757, 22401)]