66984841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20231}}^1$

素因数の和:20292

約数の個数: 16

約数和(自身を含む): 85459968

約数和(自身を除く): 18475127

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 20231, 141617, 222541, 869933, 1557787, 6089531, 9569263, 66984841]

約数ペア:

[(1, 66984841), (7, 9569263), (11, 6089531), (43, 1557787), (77, 869933), (301, 222541), (473, 141617), (3311, 20231)]