78604587

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 122984400

約数和(自身を除く): 44379813

約数列:

[1, 3, 9, 27, 29, 81, 87, 109, 261, 307, 327, 783, 921, 981, 2349, 2763, 2943, 3161, 8289, 8829, 8903, 9483, 24867, 26709, 28449, 33463, 80127, 85347, 100389, 240381, 256041, 301167, 721143, 903501, 970427, 2710503, 2911281, 8733843, 26201529, 78604587]

約数ペア:

[(1, 78604587), (3, 26201529), (9, 8733843), (27, 2911281), (29, 2710503), (81, 970427), (87, 903501), (109, 721143), (261, 301167), (307, 256041), (327, 240381), (783, 100389), (921, 85347), (981, 80127), (2349, 33463), (2763, 28449), (2943, 26709), (3161, 24867), (8289, 9483), (8829, 8903)]