17989059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 27661824

約数和(自身を除く): 9672765

約数列:

[1, 3, 11, 23, 33, 69, 137, 173, 253, 411, 519, 759, 1507, 1903, 3151, 3979, 4521, 5709, 9453, 11937, 23701, 34661, 43769, 71103, 103983, 131307, 260711, 545123, 782133, 1635369, 5996353, 17989059]

約数ペア:

[(1, 17989059), (3, 5996353), (11, 1635369), (23, 782133), (33, 545123), (69, 260711), (137, 131307), (173, 103983), (253, 71103), (411, 43769), (519, 34661), (759, 23701), (1507, 11937), (1903, 9453), (3151, 5709), (3979, 4521)]