189107247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{473953}}^1$

素因数の和:473982

約数の個数: 16

約数和(自身を含む): 303330560

約数和(自身を除く): 114223313

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 473953, 1421859, 3317671, 9005107, 9953013, 27015321, 63035749, 189107247]

約数ペア:

[(1, 189107247), (3, 63035749), (7, 27015321), (19, 9953013), (21, 9005107), (57, 3317671), (133, 1421859), (399, 473953)]