1649771123

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 2275983360

約数和(自身を除く): 626212237

約数列:

[1, 7, 11, 13, 71, 77, 91, 139, 143, 167, 497, 781, 923, 973, 1001, 1169, 1529, 1807, 1837, 2171, 5467, 6461, 9869, 10153, 10703, 11857, 12649, 12859, 15197, 19877, 23213, 23881, 69083, 71071, 82999, 108559, 128297, 130427, 139139, 154141, 162491, 167167, 255343, 301769, 759913, 898079, 912989, 1078987, 1411267, 1648123, 1695551, 1787401, 2112383, 3319459, 9878869, 11536861, 11868857, 18129353, 21425599, 23236213, 126905471, 149979193, 235681589, 1649771123]

約数ペア:

[(1, 1649771123), (7, 235681589), (11, 149979193), (13, 126905471), (71, 23236213), (77, 21425599), (91, 18129353), (139, 11868857), (143, 11536861), (167, 9878869), (497, 3319459), (781, 2112383), (923, 1787401), (973, 1695551), (1001, 1648123), (1169, 1411267), (1529, 1078987), (1807, 912989), (1837, 898079), (2171, 759913), (5467, 301769), (6461, 255343), (9869, 167167), (10153, 162491), (10703, 154141), (11857, 139139), (12649, 130427), (12859, 128297), (15197, 108559), (19877, 82999), (23213, 71071), (23881, 69083)]