199903969

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1747}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 217479168

約数和(自身を除く): 17575199

約数列:

[1, 17, 53, 127, 901, 1747, 2159, 6731, 29699, 92591, 114427, 221869, 1574047, 3771773, 11759057, 199903969]

約数ペア:

[(1, 199903969), (17, 11759057), (53, 3771773), (127, 1574047), (901, 221869), (1747, 114427), (2159, 92591), (6731, 29699)]