208055874817

素因数分解:

$7^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1\times {\mathrm{394409}}^1$

素因数の和:395016

約数の個数: 16

約数和(自身を含む): 239675068800

約数和(自身を除く): 31619193983

約数列:

[1, 7, 179, 421, 1253, 2947, 75359, 394409, 527513, 2760863, 70599211, 166046189, 494194477, 1162323323, 29722267831, 208055874817]

約数ペア:

[(1, 208055874817), (7, 29722267831), (179, 1162323323), (421, 494194477), (1253, 166046189), (2947, 70599211), (75359, 2760863), (394409, 527513)]