265191771

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1237}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 399329280

約数和(自身を除く): 134137509

約数列:

[1, 3, 13, 23, 39, 69, 239, 299, 717, 897, 1237, 3107, 3711, 5497, 9321, 16081, 16491, 28451, 48243, 71461, 85353, 214383, 295643, 369863, 886929, 1109589, 3843359, 6799789, 11530077, 20399367, 88397257, 265191771]

約数ペア:

[(1, 265191771), (3, 88397257), (13, 20399367), (23, 11530077), (39, 6799789), (69, 3843359), (239, 1109589), (299, 886929), (717, 369863), (897, 295643), (1237, 214383), (3107, 85353), (3711, 71461), (5497, 48243), (9321, 28451), (16081, 16491)]