26720577

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{283}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 16220223

約数列:

[1, 3, 9, 13, 27, 39, 117, 269, 283, 351, 807, 849, 2421, 2547, 3497, 3679, 7263, 7641, 10491, 11037, 31473, 33111, 76127, 94419, 99333, 228381, 685143, 989651, 2055429, 2968953, 8906859, 26720577]

約数ペア:

[(1, 26720577), (3, 8906859), (9, 2968953), (13, 2055429), (27, 989651), (39, 685143), (117, 228381), (269, 99333), (283, 94419), (351, 76127), (807, 33111), (849, 31473), (2421, 11037), (2547, 10491), (3497, 7641), (3679, 7263)]