12781065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 22643712

約数和(自身を除く): 9862647

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 1091, 2343, 3273, 3905, 5455, 11715, 12001, 16365, 36003, 60005, 77461, 180015, 232383, 387305, 852071, 1161915, 2556213, 4260355, 12781065]

約数ペア:

[(1, 12781065), (3, 4260355), (5, 2556213), (11, 1161915), (15, 852071), (33, 387305), (55, 232383), (71, 180015), (165, 77461), (213, 60005), (355, 36003), (781, 16365), (1065, 12001), (1091, 11715), (2343, 5455), (3273, 3905)]