27706401

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 14629599

約数列:

[1, 3, 9, 27, 71, 97, 149, 213, 291, 447, 639, 873, 1341, 1917, 2619, 4023, 6887, 10579, 14453, 20661, 31737, 43359, 61983, 95211, 130077, 185949, 285633, 390231, 1026163, 3078489, 9235467, 27706401]

約数ペア:

[(1, 27706401), (3, 9235467), (9, 3078489), (27, 1026163), (71, 390231), (97, 285633), (149, 185949), (213, 130077), (291, 95211), (447, 61983), (639, 43359), (873, 31737), (1341, 20661), (1917, 14453), (2619, 10579), (4023, 6887)]