13519431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 20719920

約数和(自身を除く): 7200489

約数列:

[1, 3, 9, 19, 57, 171, 173, 457, 519, 1371, 1557, 3287, 4113, 8683, 9861, 26049, 29583, 78147, 79061, 237183, 711549, 1502159, 4506477, 13519431]

約数ペア:

[(1, 13519431), (3, 4506477), (9, 1502159), (19, 711549), (57, 237183), (171, 79061), (173, 78147), (457, 29583), (519, 26049), (1371, 9861), (1557, 8683), (3287, 4113)]