31249179

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5276

約数の個数: 32

約数和(自身を含む): 52799040

約数和(自身を除く): 21549861

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5237, 5967, 15711, 47133, 68081, 89029, 141399, 204243, 267087, 612729, 801261, 1157377, 1838187, 2403783, 3472131, 10416393, 31249179]

約数ペア:

[(1, 31249179), (3, 10416393), (9, 3472131), (13, 2403783), (17, 1838187), (27, 1157377), (39, 801261), (51, 612729), (117, 267087), (153, 204243), (221, 141399), (351, 89029), (459, 68081), (663, 47133), (1989, 15711), (5237, 5967)]