1393221

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 16

約数和(自身を含む): 1951488

約数和(自身を除く): 558267

約数列:

[1, 3, 41, 47, 123, 141, 241, 723, 1927, 5781, 9881, 11327, 29643, 33981, 464407, 1393221]

約数ペア:

[(1, 1393221), (3, 464407), (41, 33981), (47, 29643), (123, 11327), (141, 9881), (241, 5781), (723, 1927)]