13280757

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37201}}^1$

素因数の和:37228

約数の個数: 16

約数和(自身を含む): 21428352

約数和(自身を除く): 8147595

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 37201, 111603, 260407, 632417, 781221, 1897251, 4426919, 13280757]

約数ペア:

[(1, 13280757), (3, 4426919), (7, 1897251), (17, 781221), (21, 632417), (51, 260407), (119, 111603), (357, 37201)]