263801991

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{7159}}^1$

素因数の和:7406

約数の個数: 16

約数和(自身を含む): 358801920

約数和(自身を除く): 94999929

約数列:

[1, 3, 71, 173, 213, 519, 7159, 12283, 21477, 36849, 508289, 1238507, 1524867, 3715521, 87933997, 263801991]

約数ペア:

[(1, 263801991), (3, 87933997), (71, 3715521), (173, 1524867), (213, 1238507), (519, 508289), (7159, 36849), (12283, 21477)]