207977031

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3041}}^1$

素因数の和:3216

約数の個数: 32

約数和(自身を含む): 328536000

約数和(自身を除く): 120558969

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 447, 459, 1341, 2533, 3041, 4023, 7599, 9123, 22797, 27369, 51697, 68391, 82107, 155091, 453109, 465273, 1359327, 1395819, 4077981, 7702853, 12233943, 23108559, 69325677, 207977031]

約数ペア:

[(1, 207977031), (3, 69325677), (9, 23108559), (17, 12233943), (27, 7702853), (51, 4077981), (149, 1395819), (153, 1359327), (447, 465273), (459, 453109), (1341, 155091), (2533, 82107), (3041, 68391), (4023, 51697), (7599, 27369), (9123, 22797)]