140982921

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{921457}}^1$

素因数の和:921480

約数の個数: 12

約数和(自身を含む): 215621172

約数和(自身を除く): 74638251

約数列:

[1, 3, 9, 17, 51, 153, 921457, 2764371, 8293113, 15664769, 46994307, 140982921]

約数ペア:

[(1, 140982921), (3, 46994307), (9, 15664769), (17, 8293113), (51, 2764371), (153, 921457)]