8420841

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 14798784

約数和(自身を除く): 6377943

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 727, 891, 1053, 1287, 2181, 3861, 6543, 7997, 9451, 11583, 19629, 23991, 28353, 58887, 71973, 85059, 103961, 215919, 255177, 311883, 647757, 765531, 935649, 2806947, 8420841]

約数ペア:

[(1, 8420841), (3, 2806947), (9, 935649), (11, 765531), (13, 647757), (27, 311883), (33, 255177), (39, 215919), (81, 103961), (99, 85059), (117, 71973), (143, 58887), (297, 28353), (351, 23991), (429, 19629), (727, 11583), (891, 9451), (1053, 7997), (1287, 6543), (2181, 3861)]