668385073

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{1987}}^1$

素因数の和:2472

約数の個数: 16

約数和(自身を含む): 724840704

約数和(自身を除く): 56455631

約数列:

[1, 17, 47, 421, 799, 1987, 7157, 19787, 33779, 93389, 336379, 836527, 1587613, 14220959, 39316769, 668385073]

約数ペア:

[(1, 668385073), (17, 39316769), (47, 14220959), (421, 1587613), (799, 836527), (1987, 336379), (7157, 93389), (19787, 33779)]