520141215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{3181}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 909084672

約数和(自身を除く): 388943457

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 991, 2973, 3181, 4955, 9543, 10901, 14865, 15905, 32703, 34991, 47715, 54505, 104973, 163515, 174955, 524865, 3152371, 9457113, 15761855, 34676081, 47285565, 104028243, 173380405, 520141215]

約数ペア:

[(1, 520141215), (3, 173380405), (5, 104028243), (11, 47285565), (15, 34676081), (33, 15761855), (55, 9457113), (165, 3152371), (991, 524865), (2973, 174955), (3181, 163515), (4955, 104973), (9543, 54505), (10901, 47715), (14865, 34991), (15905, 32703)]