81239123

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 94703616

約数和(自身を除く): 13464493

約数列:

[1, 7, 71, 223, 497, 733, 1561, 5131, 15833, 52043, 110831, 163459, 364301, 1144213, 11605589, 81239123]

約数ペア:

[(1, 81239123), (7, 11605589), (71, 1144213), (223, 364301), (497, 163459), (733, 110831), (1561, 52043), (5131, 15833)]