31955441

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 40255488

約数和(自身を除く): 8300047

約数列:

[1, 7, 23, 41, 47, 103, 161, 287, 329, 721, 943, 1081, 1927, 2369, 4223, 4841, 6601, 7567, 13489, 16583, 29561, 33887, 44321, 97129, 111343, 198481, 310247, 679903, 779401, 1389367, 4565063, 31955441]

約数ペア:

[(1, 31955441), (7, 4565063), (23, 1389367), (41, 779401), (47, 679903), (103, 310247), (161, 198481), (287, 111343), (329, 97129), (721, 44321), (943, 33887), (1081, 29561), (1927, 16583), (2369, 13489), (4223, 7567), (4841, 6601)]