31981318

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{55331}}^1$

素因数の和:55367

約数の個数: 12

約数和(自身を含む): 50960772

約数和(自身を除く): 18979454

約数列:

[1, 2, 17, 34, 289, 578, 55331, 110662, 940627, 1881254, 15990659, 31981318]

約数ペア:

[(1, 31981318), (2, 15990659), (17, 1881254), (34, 940627), (289, 110662), (578, 55331)]