15321692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 28612080

約数和(自身を除く): 13290388

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 1621, 2363, 3242, 4726, 6484, 9452, 27557, 55114, 110228, 225319, 450638, 901276, 3830423, 7660846, 15321692]

約数ペア:

[(1, 15321692), (2, 7660846), (4, 3830423), (17, 901276), (34, 450638), (68, 225319), (139, 110228), (278, 55114), (556, 27557), (1621, 9452), (2363, 6484), (3242, 4726)]