31289841

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{769}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 19714959

約数列:

[1, 3, 9, 11, 27, 33, 99, 137, 297, 411, 769, 1233, 1507, 2307, 3699, 4521, 6921, 8459, 13563, 20763, 25377, 40689, 76131, 105353, 228393, 316059, 948177, 1158883, 2844531, 3476649, 10429947, 31289841]

約数ペア:

[(1, 31289841), (3, 10429947), (9, 3476649), (11, 2844531), (27, 1158883), (33, 948177), (99, 316059), (137, 228393), (297, 105353), (411, 76131), (769, 40689), (1233, 25377), (1507, 20763), (2307, 13563), (3699, 8459), (4521, 6921)]