208040903

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{1427}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 242645760

約数和(自身を除く): 34604857

約数列:

[1, 7, 59, 353, 413, 1427, 2471, 9989, 20827, 84193, 145789, 503731, 589351, 3526117, 29720129, 208040903]

約数ペア:

[(1, 208040903), (7, 29720129), (59, 3526117), (353, 589351), (413, 503731), (1427, 145789), (2471, 84193), (9989, 20827)]