12921837249

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{7883}}^1$

素因数の和:8157

約数の個数: 32

約数和(自身を含む): 17949786624

約数和(自身を除く): 5027949375

約数列:

[1, 3, 43, 97, 129, 131, 291, 393, 4171, 5633, 7883, 12513, 12707, 16899, 23649, 38121, 338969, 546401, 764651, 1016907, 1032673, 1639203, 2293953, 3098019, 32879993, 44404939, 98639979, 100169281, 133214817, 300507843, 4307279083, 12921837249]

約数ペア:

[(1, 12921837249), (3, 4307279083), (43, 300507843), (97, 133214817), (129, 100169281), (131, 98639979), (291, 44404939), (393, 32879993), (4171, 3098019), (5633, 2293953), (7883, 1639203), (12513, 1032673), (12707, 1016907), (16899, 764651), (23649, 546401), (38121, 338969)]