31891387

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 36223200

約数和(自身を除く): 4331813

約数列:

[1, 11, 29, 257, 319, 389, 2827, 4279, 7453, 11281, 81983, 99973, 124091, 1099703, 2899217, 31891387]

約数ペア:

[(1, 31891387), (11, 2899217), (29, 1099703), (257, 124091), (319, 99973), (389, 81983), (2827, 11281), (4279, 7453)]