506897209

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16931}}^1$

素因数の和:17005

約数の個数: 24

約数和(自身を含む): 648563328

約数和(自身を除く): 141666119

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 2303, 4277, 16931, 29939, 118517, 220103, 795757, 829619, 1540721, 5570299, 10344841, 10785047, 38992093, 72413887, 506897209]

約数ペア:

[(1, 506897209), (7, 72413887), (13, 38992093), (47, 10785047), (49, 10344841), (91, 5570299), (329, 1540721), (611, 829619), (637, 795757), (2303, 220103), (4277, 118517), (16931, 29939)]