288947879

素因数分解:

${\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{18229}}^1$

素因数の和:18382

約数の個数: 12

約数和(自身を含む): 320045880

約数和(自身を除く): 31098001

約数列:

[1, 11, 121, 131, 1441, 15851, 18229, 200519, 2205709, 2387999, 26267989, 288947879]

約数ペア:

[(1, 288947879), (11, 26267989), (121, 2387999), (131, 2205709), (1441, 200519), (15851, 18229)]