8491245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 16920576

約数和(自身を除く): 8429331

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 67, 71, 85, 105, 119, 201, 213, 255, 335, 355, 357, 469, 497, 595, 1005, 1065, 1139, 1207, 1407, 1491, 1785, 2345, 2485, 3417, 3621, 4757, 5695, 6035, 7035, 7455, 7973, 8449, 14271, 17085, 18105, 23785, 23919, 25347, 33299, 39865, 42245, 71355, 80869, 99897, 119595, 126735, 166495, 242607, 404345, 499485, 566083, 1213035, 1698249, 2830415, 8491245]

約数ペア:

[(1, 8491245), (3, 2830415), (5, 1698249), (7, 1213035), (15, 566083), (17, 499485), (21, 404345), (35, 242607), (51, 166495), (67, 126735), (71, 119595), (85, 99897), (105, 80869), (119, 71355), (201, 42245), (213, 39865), (255, 33299), (335, 25347), (355, 23919), (357, 23785), (469, 18105), (497, 17085), (595, 14271), (1005, 8449), (1065, 7973), (1139, 7455), (1207, 7035), (1407, 6035), (1491, 5695), (1785, 4757), (2345, 3621), (2485, 3417)]