210800877

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 353126400

約数和(自身を除く): 142325523

約数列:

[1, 3, 7, 19, 21, 37, 57, 109, 111, 131, 133, 259, 327, 393, 399, 703, 763, 777, 917, 2071, 2109, 2289, 2489, 2751, 4033, 4847, 4921, 6213, 7467, 12099, 14279, 14497, 14541, 14763, 17423, 28231, 33929, 42837, 43491, 52269, 76627, 84693, 92093, 99953, 101787, 229881, 271301, 276279, 299859, 528323, 536389, 644651, 813903, 1584969, 1609167, 1899107, 1933953, 3698261, 5697321, 10038137, 11094783, 30114411, 70266959, 210800877]

約数ペア:

[(1, 210800877), (3, 70266959), (7, 30114411), (19, 11094783), (21, 10038137), (37, 5697321), (57, 3698261), (109, 1933953), (111, 1899107), (131, 1609167), (133, 1584969), (259, 813903), (327, 644651), (393, 536389), (399, 528323), (703, 299859), (763, 276279), (777, 271301), (917, 229881), (2071, 101787), (2109, 99953), (2289, 92093), (2489, 84693), (2751, 76627), (4033, 52269), (4847, 43491), (4921, 42837), (6213, 33929), (7467, 28231), (12099, 17423), (14279, 14763), (14497, 14541)]