355909839

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{21061}}^1$

素因数の和:21238

約数の個数: 16

約数和(自身を含む): 489312384

約数和(自身を除く): 133402545

約数列:

[1, 3, 43, 129, 131, 393, 5633, 16899, 21061, 63183, 905623, 2716869, 2758991, 8276973, 118636613, 355909839]

約数ペア:

[(1, 355909839), (3, 118636613), (43, 8276973), (129, 2758991), (131, 2716869), (393, 905623), (5633, 63183), (16899, 21061)]