9971270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23189}}^1$

素因数の和:23239

約数の個数: 16

約数和(自身を含む): 18366480

約数和(自身を除く): 8395210

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 23189, 46378, 115945, 231890, 997127, 1994254, 4985635, 9971270]

約数ペア:

[(1, 9971270), (2, 4985635), (5, 1994254), (10, 997127), (43, 231890), (86, 115945), (215, 46378), (430, 23189)]