16491207

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 24402816

約数和(自身を除く): 7911609

約数列:

[1, 3, 17, 23, 51, 69, 289, 391, 827, 867, 1173, 2481, 6647, 14059, 19021, 19941, 42177, 57063, 239003, 323357, 717009, 970071, 5497069, 16491207]

約数ペア:

[(1, 16491207), (3, 5497069), (17, 970071), (23, 717009), (51, 323357), (69, 239003), (289, 57063), (391, 42177), (827, 19941), (867, 19021), (1173, 14059), (2481, 6647)]