489497613

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 722304000

約数和(自身を除く): 232806387

約数列:

[1, 3, 11, 33, 131, 199, 393, 569, 597, 1441, 1707, 2189, 4323, 6259, 6567, 18777, 26069, 74539, 78207, 113231, 223617, 286759, 339693, 819929, 860277, 1245541, 2459787, 3736623, 14833261, 44499783, 163165871, 489497613]

約数ペア:

[(1, 489497613), (3, 163165871), (11, 44499783), (33, 14833261), (131, 3736623), (199, 2459787), (393, 1245541), (569, 860277), (597, 819929), (1441, 339693), (1707, 286759), (2189, 223617), (4323, 113231), (6259, 78207), (6567, 74539), (18777, 26069)]