71001021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{919}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 117053440

約数和(自身を除く): 46052419

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 283, 849, 919, 1981, 2757, 3679, 5943, 6433, 11037, 11947, 19299, 25753, 35841, 77259, 83629, 250887, 260077, 780231, 1820539, 3381001, 5461617, 10143003, 23667007, 71001021]

約数ペア:

[(1, 71001021), (3, 23667007), (7, 10143003), (13, 5461617), (21, 3381001), (39, 1820539), (91, 780231), (273, 260077), (283, 250887), (849, 83629), (919, 77259), (1981, 35841), (2757, 25753), (3679, 19299), (5943, 11947), (6433, 11037)]