331398184

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{7907}}^1$

素因数の和:7970

約数の個数: 48

約数和(自身を含む): 694638720

約数和(自身を除く): 363240536

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1612, 3224, 5239, 7907, 10478, 15814, 20956, 31628, 41912, 63256, 102791, 205582, 245117, 411164, 490234, 822328, 980468, 1336283, 1960936, 2672566, 3186521, 5345132, 6373042, 10690264, 12746084, 25492168, 41424773, 82849546, 165699092, 331398184]

約数ペア:

[(1, 331398184), (2, 165699092), (4, 82849546), (8, 41424773), (13, 25492168), (26, 12746084), (31, 10690264), (52, 6373042), (62, 5345132), (104, 3186521), (124, 2672566), (169, 1960936), (248, 1336283), (338, 980468), (403, 822328), (676, 490234), (806, 411164), (1352, 245117), (1612, 205582), (3224, 102791), (5239, 63256), (7907, 41912), (10478, 31628), (15814, 20956)]