206876139

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 293736960

約数和(自身を除く): 86860821

約数列:

[1, 3, 37, 43, 89, 111, 129, 267, 487, 1461, 1591, 3293, 3827, 4773, 9879, 11481, 18019, 20941, 43343, 54057, 62823, 130029, 141599, 424797, 774817, 1603691, 1863749, 2324451, 4811073, 5591247, 68958713, 206876139]

約数ペア:

[(1, 206876139), (3, 68958713), (37, 5591247), (43, 4811073), (89, 2324451), (111, 1863749), (129, 1603691), (267, 774817), (487, 424797), (1461, 141599), (1591, 130029), (3293, 62823), (3827, 54057), (4773, 43343), (9879, 20941), (11481, 18019)]