289322271

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97711}}^1$

素因数の和:97771

約数の個数: 24

約数和(自身を含む): 487778304

約数和(自身を除く): 198456033

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 97711, 293133, 683977, 879399, 2051931, 4592417, 6155793, 13777251, 32146919, 41331753, 96440757, 289322271]

約数ペア:

[(1, 289322271), (3, 96440757), (7, 41331753), (9, 32146919), (21, 13777251), (47, 6155793), (63, 4592417), (141, 2051931), (329, 879399), (423, 683977), (987, 293133), (2961, 97711)]