123743249

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{2143}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 144694272

約数和(自身を除く): 20951023

約数列:

[1, 7, 73, 113, 511, 791, 2143, 8249, 15001, 57743, 156439, 242159, 1095073, 1695113, 17677607, 123743249]

約数ペア:

[(1, 123743249), (7, 17677607), (73, 1695113), (113, 1095073), (511, 242159), (791, 156439), (2143, 57743), (8249, 15001)]