15720243

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68053}}^1$

素因数の和:68074

約数の個数: 16

約数和(自身を含む): 26132736

約数和(自身を除く): 10412493

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 68053, 204159, 476371, 748583, 1429113, 2245749, 5240081, 15720243]

約数ペア:

[(1, 15720243), (3, 5240081), (7, 2245749), (11, 1429113), (21, 748583), (33, 476371), (77, 204159), (231, 68053)]