2173981873

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 2712579840

約数和(自身を除く): 538597967

約数列:

[1, 7, 23, 49, 71, 101, 161, 269, 497, 707, 1127, 1633, 1883, 2323, 3479, 4949, 6187, 7171, 11431, 13181, 16261, 19099, 27169, 43309, 50197, 80017, 113827, 133693, 164933, 190183, 303163, 351379, 439277, 624887, 935851, 1154531, 1331281, 1928999, 3074939, 4374209, 8081717, 13502993, 21524573, 30619463, 44366977, 94520951, 310568839, 2173981873]

約数ペア:

[(1, 2173981873), (7, 310568839), (23, 94520951), (49, 44366977), (71, 30619463), (101, 21524573), (161, 13502993), (269, 8081717), (497, 4374209), (707, 3074939), (1127, 1928999), (1633, 1331281), (1883, 1154531), (2323, 935851), (3479, 624887), (4949, 439277), (6187, 351379), (7171, 303163), (11431, 190183), (13181, 164933), (16261, 133693), (19099, 113827), (27169, 80017), (43309, 50197)]