40821543

素因数分解:

$3^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{797}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 69457920

約数和(自身を除く): 28636377

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 271, 797, 813, 1897, 2391, 2439, 5579, 5691, 7173, 7317, 16737, 17073, 21519, 50211, 51219, 150633, 215987, 647961, 1511909, 1943883, 4535727, 5831649, 13607181, 40821543]

約数ペア:

[(1, 40821543), (3, 13607181), (7, 5831649), (9, 4535727), (21, 1943883), (27, 1511909), (63, 647961), (189, 215987), (271, 150633), (797, 51219), (813, 50211), (1897, 21519), (2391, 17073), (2439, 16737), (5579, 7317), (5691, 7173)]