68173833

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249721}}^1$

素因数の和:249744

約数の個数: 16

約数和(自身を含む): 111875456

約数和(自身を除く): 43701623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 249721, 749163, 1748047, 3246373, 5244141, 9739119, 22724611, 68173833]

約数ペア:

[(1, 68173833), (3, 22724611), (7, 9739119), (13, 5244141), (21, 3246373), (39, 1748047), (91, 749163), (273, 249721)]