291213747538

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1\times {\mathrm{1459}}^1$

素因数の和:2975

約数の個数: 64

約数和(自身を含む): 510227251200

約数和(自身を除く): 219013503662

約数列:

[1, 2, 7, 14, 71, 142, 157, 314, 497, 994, 1099, 1279, 1459, 2198, 2558, 2918, 8953, 10213, 11147, 17906, 20426, 22294, 78029, 90809, 103589, 156058, 181618, 200803, 207178, 229063, 401606, 458126, 635663, 725123, 1271326, 1405621, 1450246, 1603441, 1866061, 2811242, 3206882, 3732122, 13062427, 14257013, 16263473, 26124854, 28514026, 32526946, 99799091, 113844311, 132490331, 199598182, 227688622, 264980662, 292971577, 585943154, 927432317, 1854864634, 2050801039, 4101602078, 20800981967, 41601963934, 145606873769, 291213747538]

約数ペア:

[(1, 291213747538), (2, 145606873769), (7, 41601963934), (14, 20800981967), (71, 4101602078), (142, 2050801039), (157, 1854864634), (314, 927432317), (497, 585943154), (994, 292971577), (1099, 264980662), (1279, 227688622), (1459, 199598182), (2198, 132490331), (2558, 113844311), (2918, 99799091), (8953, 32526946), (10213, 28514026), (11147, 26124854), (17906, 16263473), (20426, 14257013), (22294, 13062427), (78029, 3732122), (90809, 3206882), (103589, 2811242), (156058, 1866061), (181618, 1603441), (200803, 1450246), (207178, 1405621), (229063, 1271326), (401606, 725123), (458126, 635663)]