26880456447

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1327}}^1\times {\mathrm{19237}}^1$

素因数の和:20589

約数の個数: 40

約数和(自身を含む): 43278420416

約数和(自身を除く): 16397963969

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1327, 3981, 11943, 17251, 19237, 35829, 51753, 57711, 107487, 155259, 173133, 250081, 465777, 519399, 750243, 1397331, 1558197, 2250729, 6752187, 20256561, 25527499, 76582497, 229747491, 331857487, 689242473, 995572461, 2067727419, 2986717383, 8960152149, 26880456447]

約数ペア:

[(1, 26880456447), (3, 8960152149), (9, 2986717383), (13, 2067727419), (27, 995572461), (39, 689242473), (81, 331857487), (117, 229747491), (351, 76582497), (1053, 25527499), (1327, 20256561), (3981, 6752187), (11943, 2250729), (17251, 1558197), (19237, 1397331), (35829, 750243), (51753, 519399), (57711, 465777), (107487, 250081), (155259, 173133)]