27791667

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:654

約数の個数: 28

約数和(自身を含む): 42364680

約数和(自身を除く): 14573013

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 569, 603, 729, 1707, 1809, 5121, 5427, 15363, 16281, 38123, 46089, 48843, 114369, 138267, 343107, 414801, 1029321, 3087963, 9263889, 27791667]

約数ペア:

[(1, 27791667), (3, 9263889), (9, 3087963), (27, 1029321), (67, 414801), (81, 343107), (201, 138267), (243, 114369), (569, 48843), (603, 46089), (729, 38123), (1707, 16281), (1809, 15363), (5121, 5427)]