71853243

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4261}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 121108992

約数和(自身を除く): 49255749

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1533, 2409, 4261, 5621, 12783, 16863, 29827, 46871, 89481, 140613, 311053, 328097, 933159, 984291, 2177371, 3421583, 6532113, 10264749, 23951081, 71853243]

約数ペア:

[(1, 71853243), (3, 23951081), (7, 10264749), (11, 6532113), (21, 3421583), (33, 2177371), (73, 984291), (77, 933159), (219, 328097), (231, 311053), (511, 140613), (803, 89481), (1533, 46871), (2409, 29827), (4261, 16863), (5621, 12783)]