31330197

素因数分解:

$3^2\times {\mathrm{109}}^2\times {\mathrm{293}}^1$

素因数の和:517

約数の個数: 18

約数和(自身を含む): 45829602

約数和(自身を除く): 14499405

約数列:

[1, 3, 9, 109, 293, 327, 879, 981, 2637, 11881, 31937, 35643, 95811, 106929, 287433, 3481133, 10443399, 31330197]

約数ペア:

[(1, 31330197), (3, 10443399), (9, 3481133), (109, 287433), (293, 106929), (327, 95811), (879, 35643), (981, 31937), (2637, 11881)]