71357979

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2887}}^1$

素因数の和:3015

約数の個数: 32

約数和(自身を含む): 119771136

約数和(自身を除く): 48413157

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 1177, 2247, 2887, 3531, 8239, 8661, 20209, 24717, 31757, 60627, 95271, 222299, 308909, 666897, 926727, 2162363, 3397999, 6487089, 10193997, 23785993, 71357979]

約数ペア:

[(1, 71357979), (3, 23785993), (7, 10193997), (11, 6487089), (21, 3397999), (33, 2162363), (77, 926727), (107, 666897), (231, 308909), (321, 222299), (749, 95271), (1177, 60627), (2247, 31757), (2887, 24717), (3531, 20209), (8239, 8661)]