890229

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 16

約数和(自身を含む): 1244672

約数和(自身を除く): 354443

約数列:

[1, 3, 43, 67, 103, 129, 201, 309, 2881, 4429, 6901, 8643, 13287, 20703, 296743, 890229]

約数ペア:

[(1, 890229), (3, 296743), (43, 20703), (67, 13287), (103, 8643), (129, 6901), (201, 4429), (309, 2881)]