2008121157

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{1699}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 3375465600

約数和(自身を除く): 1367344443

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 257, 511, 657, 771, 1533, 1699, 1799, 2313, 4599, 5097, 5397, 11893, 15291, 16191, 18761, 35679, 56283, 107037, 124027, 131327, 168849, 372081, 393981, 436643, 868189, 1116243, 1181943, 1309929, 2604567, 3056501, 3929787, 7813701, 9169503, 27508509, 31874939, 95624817, 223124573, 286874451, 669373719, 2008121157]

約数ペア:

[(1, 2008121157), (3, 669373719), (7, 286874451), (9, 223124573), (21, 95624817), (63, 31874939), (73, 27508509), (219, 9169503), (257, 7813701), (511, 3929787), (657, 3056501), (771, 2604567), (1533, 1309929), (1699, 1181943), (1799, 1116243), (2313, 868189), (4599, 436643), (5097, 393981), (5397, 372081), (11893, 168849), (15291, 131327), (16191, 124027), (18761, 107037), (35679, 56283)]