31392981

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{10667}}^1$

素因数の和:10785

約数の個数: 16

約数和(自身を含む): 46939200

約数和(自身を除く): 15546219

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 10667, 32001, 96003, 288009, 1162703, 3488109, 10464327, 31392981]

約数ペア:

[(1, 31392981), (3, 10464327), (9, 3488109), (27, 1162703), (109, 288009), (327, 96003), (981, 32001), (2943, 10667)]