198672513

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 294053760

約数和(自身を除く): 95381247

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 701, 1677, 2103, 2197, 6591, 7267, 9113, 21801, 27339, 30143, 90429, 94471, 118469, 283413, 355407, 391859, 1175577, 1540097, 4620291, 5094167, 15282501, 66224171, 198672513]

約数ペア:

[(1, 198672513), (3, 66224171), (13, 15282501), (39, 5094167), (43, 4620291), (129, 1540097), (169, 1175577), (507, 391859), (559, 355407), (701, 283413), (1677, 118469), (2103, 94471), (2197, 90429), (6591, 30143), (7267, 27339), (9113, 21801)]