28642268158

素因数分解:

$2^1\times 7^1\times {\mathrm{9803}}^1\times {\mathrm{208699}}^1$

素因数の和:218511

約数の個数: 16

約数和(自身を含む): 49106275200

約数和(自身を除く): 20464007042

約数列:

[1, 2, 7, 14, 9803, 19606, 68621, 137242, 208699, 417398, 1460893, 2921786, 2045876297, 4091752594, 14321134079, 28642268158]

約数ペア:

[(1, 28642268158), (2, 14321134079), (7, 4091752594), (14, 2045876297), (9803, 2921786), (19606, 1460893), (68621, 417398), (137242, 208699)]