213224557

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137831}}^1$

素因数の和:137868

約数の個数: 16

約数和(自身を含む): 277869312

約数和(自身を除く): 64644755

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 137831, 964817, 1791803, 2343127, 12542621, 16401889, 30460651, 213224557]

約数ペア:

[(1, 213224557), (7, 30460651), (13, 16401889), (17, 12542621), (91, 2343127), (119, 1791803), (221, 964817), (1547, 137831)]