12031731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 18570240

約数和(自身を除く): 6538509

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 991, 1349, 2973, 4047, 8919, 12141, 18829, 56487, 70361, 169461, 211083, 633249, 1336859, 4010577, 12031731]

約数ペア:

[(1, 12031731), (3, 4010577), (9, 1336859), (19, 633249), (57, 211083), (71, 169461), (171, 70361), (213, 56487), (639, 18829), (991, 12141), (1349, 8919), (2973, 4047)]