1779168447

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{1483}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 2981771520

約数和(自身を除く): 1202603073

約数列:

[1, 3, 7, 9, 21, 63, 137, 139, 411, 417, 959, 973, 1233, 1251, 1483, 2877, 2919, 4449, 8631, 8757, 10381, 13347, 19043, 31143, 57129, 93429, 133301, 171387, 203171, 206137, 399903, 609513, 618411, 1199709, 1422197, 1442959, 1828539, 1855233, 4266591, 4328877, 12799773, 12986631, 28240769, 84722307, 197685383, 254166921, 593056149, 1779168447]

約数ペア:

[(1, 1779168447), (3, 593056149), (7, 254166921), (9, 197685383), (21, 84722307), (63, 28240769), (137, 12986631), (139, 12799773), (411, 4328877), (417, 4266591), (959, 1855233), (973, 1828539), (1233, 1442959), (1251, 1422197), (1483, 1199709), (2877, 618411), (2919, 609513), (4449, 399903), (8631, 206137), (8757, 203171), (10381, 171387), (13347, 133301), (19043, 93429), (31143, 57129)]