71380456

素因数分解:

$2^3\times 7^2\times {\mathrm{211}}^1\times {\mathrm{863}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 156608640

約数和(自身を除く): 85228184

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 392, 422, 844, 863, 1477, 1688, 1726, 2954, 3452, 5908, 6041, 6904, 10339, 11816, 12082, 20678, 24164, 41356, 42287, 48328, 82712, 84574, 169148, 182093, 338296, 364186, 728372, 1274651, 1456744, 2549302, 5098604, 8922557, 10197208, 17845114, 35690228, 71380456]

約数ペア:

[(1, 71380456), (2, 35690228), (4, 17845114), (7, 10197208), (8, 8922557), (14, 5098604), (28, 2549302), (49, 1456744), (56, 1274651), (98, 728372), (196, 364186), (211, 338296), (392, 182093), (422, 169148), (844, 84574), (863, 82712), (1477, 48328), (1688, 42287), (1726, 41356), (2954, 24164), (3452, 20678), (5908, 12082), (6041, 11816), (6904, 10339)]