389637003

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{6691}}^1$

素因数の和:6807

約数の個数: 32

約数和(自身を含む): 616734720

約数和(自身を除く): 227097717

約数列:

[1, 3, 7, 21, 47, 59, 141, 177, 329, 413, 987, 1239, 2773, 6691, 8319, 19411, 20073, 46837, 58233, 140511, 314477, 394769, 943431, 1184307, 2201339, 2763383, 6604017, 8290149, 18554143, 55662429, 129879001, 389637003]

約数ペア:

[(1, 389637003), (3, 129879001), (7, 55662429), (21, 18554143), (47, 8290149), (59, 6604017), (141, 2763383), (177, 2201339), (329, 1184307), (413, 943431), (987, 394769), (1239, 314477), (2773, 140511), (6691, 58233), (8319, 46837), (19411, 20073)]