31417821

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{27061}}^1$

素因数の和:27113

約数の個数: 16

約数和(自身を含む): 47629120

約数和(自身を除く): 16211299

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 27061, 81183, 243549, 730647, 1163623, 3490869, 10472607, 31417821]

約数ペア:

[(1, 31417821), (3, 10472607), (9, 3490869), (27, 1163623), (43, 730647), (129, 243549), (387, 81183), (1161, 27061)]