16628563

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{577}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 19975680

約数和(自身を除く): 3347117

約数列:

[1, 7, 23, 161, 179, 577, 1253, 4039, 4117, 13271, 28819, 92897, 103283, 722981, 2375509, 16628563]

約数ペア:

[(1, 16628563), (7, 2375509), (23, 722981), (161, 103283), (179, 92897), (577, 28819), (1253, 13271), (4039, 4117)]