1406811

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2202

約数の個数: 16

約数和(自身を含む): 2213888

約数和(自身を除く): 807077

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 2161, 6483, 15127, 45381, 66991, 200973, 468937, 1406811]

約数ペア:

[(1, 1406811), (3, 468937), (7, 200973), (21, 66991), (31, 45381), (93, 15127), (217, 6483), (651, 2161)]