13402647

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 20638800

約数和(自身を除く): 7236153

約数列:

[1, 3, 9, 17, 51, 153, 251, 349, 753, 1047, 2259, 3141, 4267, 5933, 12801, 17799, 38403, 53397, 87599, 262797, 788391, 1489183, 4467549, 13402647]

約数ペア:

[(1, 13402647), (3, 4467549), (9, 1489183), (17, 788391), (51, 262797), (153, 87599), (251, 53397), (349, 38403), (753, 17799), (1047, 12801), (2259, 5933), (3141, 4267)]