872109

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 1464320

約数和(自身を除く): 592211

約数列:

[1, 3, 7, 9, 21, 63, 109, 127, 327, 381, 763, 889, 981, 1143, 2289, 2667, 6867, 8001, 13843, 41529, 96901, 124587, 290703, 872109]

約数ペア:

[(1, 872109), (3, 290703), (7, 124587), (9, 96901), (21, 41529), (63, 13843), (109, 8001), (127, 6867), (327, 2667), (381, 2289), (763, 1143), (889, 981)]