72897517

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20143}}^1$

素因数の和:20208

約数の個数: 16

約数和(自身を含む): 92823552

約数和(自身を除く): 19926035

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 20143, 141001, 221573, 946721, 1551011, 6627047, 10413931, 72897517]

約数ペア:

[(1, 72897517), (7, 10413931), (11, 6627047), (47, 1551011), (77, 946721), (329, 221573), (517, 141001), (3619, 20143)]