447881907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 661446144

約数和(自身を除く): 213564237

約数列:

[1, 3, 11, 33, 137, 157, 411, 471, 631, 1507, 1727, 1893, 4521, 5181, 6941, 20823, 21509, 64527, 86447, 99067, 236599, 259341, 297201, 709797, 950917, 1089737, 2852751, 3269211, 13572179, 40716537, 149293969, 447881907]

約数ペア:

[(1, 447881907), (3, 149293969), (11, 40716537), (33, 13572179), (137, 3269211), (157, 2852751), (411, 1089737), (471, 950917), (631, 709797), (1507, 297201), (1727, 259341), (1893, 236599), (4521, 99067), (5181, 86447), (6941, 64527), (20823, 21509)]