2666547

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 1688013

約数列:

[1, 3, 9, 13, 27, 39, 71, 107, 117, 213, 321, 351, 639, 923, 963, 1391, 1917, 2769, 2889, 4173, 7597, 8307, 12519, 22791, 24921, 37557, 68373, 98761, 205119, 296283, 888849, 2666547]

約数ペア:

[(1, 2666547), (3, 888849), (9, 296283), (13, 205119), (27, 98761), (39, 68373), (71, 37557), (107, 24921), (117, 22791), (213, 12519), (321, 8307), (351, 7597), (639, 4173), (923, 2889), (963, 2769), (1391, 1917)]