90252141

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 142433280

約数和(自身を除く): 52181139

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 623, 903, 1123, 1869, 3369, 3827, 7861, 11481, 23583, 26789, 48289, 80367, 99947, 144867, 299841, 338023, 699629, 1014069, 2098887, 4297721, 12893163, 30084047, 90252141]

約数ペア:

[(1, 90252141), (3, 30084047), (7, 12893163), (21, 4297721), (43, 2098887), (89, 1014069), (129, 699629), (267, 338023), (301, 299841), (623, 144867), (903, 99947), (1123, 80367), (1869, 48289), (3369, 26789), (3827, 23583), (7861, 11481)]