209805948716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{108161}}^1$

素因数の和:108331

約数の個数: 72

約数和(自身を含む): 458169040224

約数和(自身を除く): 248363091508

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 5329, 6643, 10658, 13286, 21316, 26572, 37303, 69277, 74606, 108161, 138554, 149212, 216322, 277108, 432644, 484939, 757127, 969878, 1406093, 1514254, 1939756, 2812186, 3028508, 5624372, 7895753, 9842651, 15791506, 19685302, 31583012, 39370604, 55270271, 102644789, 110540542, 205289578, 221081084, 410579156, 576389969, 718513523, 1152779938, 1437027046, 2305559876, 2874054092, 4034729783, 7493069597, 8069459566, 14986139194, 16138919132, 29972278388, 52451487179, 104902974358, 209805948716]

約数ペア:

[(1, 209805948716), (2, 104902974358), (4, 52451487179), (7, 29972278388), (13, 16138919132), (14, 14986139194), (26, 8069459566), (28, 7493069597), (52, 4034729783), (73, 2874054092), (91, 2305559876), (146, 1437027046), (182, 1152779938), (292, 718513523), (364, 576389969), (511, 410579156), (949, 221081084), (1022, 205289578), (1898, 110540542), (2044, 102644789), (3796, 55270271), (5329, 39370604), (6643, 31583012), (10658, 19685302), (13286, 15791506), (21316, 9842651), (26572, 7895753), (37303, 5624372), (69277, 3028508), (74606, 2812186), (108161, 1939756), (138554, 1514254), (149212, 1406093), (216322, 969878), (277108, 757127), (432644, 484939)]