31698081

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 50699520

約数和(自身を除く): 19001439

約数列:

[1, 3, 9, 17, 27, 51, 53, 153, 159, 459, 477, 901, 1303, 1431, 2703, 3909, 8109, 11727, 22151, 24327, 35181, 66453, 69059, 199359, 207177, 598077, 621531, 1174003, 1864593, 3522009, 10566027, 31698081]

約数ペア:

[(1, 31698081), (3, 10566027), (9, 3522009), (17, 1864593), (27, 1174003), (51, 621531), (53, 598077), (153, 207177), (159, 199359), (459, 69059), (477, 66453), (901, 35181), (1303, 24327), (1431, 22151), (2703, 11727), (3909, 8109)]