2790448129

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 3571300800

約数和(自身を除く): 780852671

約数列:

[1, 7, 19, 37, 49, 59, 133, 259, 413, 703, 931, 1121, 1373, 1813, 2183, 2891, 4921, 7847, 9611, 15281, 26087, 34447, 41477, 50801, 54929, 67277, 81007, 106967, 182609, 290339, 355607, 567049, 965219, 1278263, 1539133, 2032373, 2489249, 2997259, 3969343, 6756533, 10773931, 20980813, 47295731, 56947921, 75417517, 146865691, 398635447, 2790448129]

約数ペア:

[(1, 2790448129), (7, 398635447), (19, 146865691), (37, 75417517), (49, 56947921), (59, 47295731), (133, 20980813), (259, 10773931), (413, 6756533), (703, 3969343), (931, 2997259), (1121, 2489249), (1373, 2032373), (1813, 1539133), (2183, 1278263), (2891, 965219), (4921, 567049), (7847, 355607), (9611, 290339), (15281, 182609), (26087, 106967), (34447, 81007), (41477, 67277), (50801, 54929)]