87940468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{285521}}^1$

素因数の和:285543

約数の個数: 24

約数和(自身を含む): 191870784

約数和(自身を除く): 103930316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 285521, 571042, 1142084, 1998647, 3140731, 3997294, 6281462, 7994588, 12562924, 21985117, 43970234, 87940468]

約数ペア:

[(1, 87940468), (2, 43970234), (4, 21985117), (7, 12562924), (11, 7994588), (14, 6281462), (22, 3997294), (28, 3140731), (44, 1998647), (77, 1142084), (154, 571042), (308, 285521)]