206857145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2545

約数の個数: 32

約数和(自身を含む): 285534720

約数和(自身を除く): 78677575

約数列:

[1, 5, 11, 29, 53, 55, 145, 265, 319, 583, 1537, 1595, 2447, 2915, 7685, 12235, 16907, 26917, 70963, 84535, 129691, 134585, 354815, 648455, 780593, 1426601, 3761039, 3902965, 7133005, 18805195, 41371429, 206857145]

約数ペア:

[(1, 206857145), (5, 41371429), (11, 18805195), (29, 7133005), (53, 3902965), (55, 3761039), (145, 1426601), (265, 780593), (319, 648455), (583, 354815), (1537, 134585), (1595, 129691), (2447, 84535), (2915, 70963), (7685, 26917), (12235, 16907)]