865233981

素因数分解:

$3^4\times {\mathrm{293}}^1\times {\mathrm{36457}}^1$

素因数の和:36762

約数の個数: 20

約数和(自身を含む): 1296956892

約数和(自身を除く): 431722911

約数列:

[1, 3, 9, 27, 81, 293, 879, 2637, 7911, 23733, 36457, 109371, 328113, 984339, 2953017, 10681901, 32045703, 96137109, 288411327, 865233981]

約数ペア:

[(1, 865233981), (3, 288411327), (9, 96137109), (27, 32045703), (81, 10681901), (293, 2953017), (879, 984339), (2637, 328113), (7911, 109371), (23733, 36457)]