31393827

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3527}}^1$

素因数の和:3599

約数の個数: 24

約数和(自身を含む): 48432384

約数和(自身を除く): 17038557

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 3527, 8901, 10581, 31743, 81121, 151661, 243363, 454983, 730089, 1364949, 3488203, 10464609, 31393827]

約数ペア:

[(1, 31393827), (3, 10464609), (9, 3488203), (23, 1364949), (43, 730089), (69, 454983), (129, 243363), (207, 151661), (387, 81121), (989, 31743), (2967, 10581), (3527, 8901)]