213102009

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{4363}}^1$

素因数の和:4448

約数の個数: 28

約数和(自身を含む): 324349936

約数和(自身を除く): 111247927

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 729, 1809, 4363, 5427, 13089, 16281, 39267, 48843, 117801, 292321, 353403, 876963, 1060209, 2630889, 3180627, 7892667, 23678001, 71034003, 213102009]

約数ペア:

[(1, 213102009), (3, 71034003), (9, 23678001), (27, 7892667), (67, 3180627), (81, 2630889), (201, 1060209), (243, 876963), (603, 353403), (729, 292321), (1809, 117801), (4363, 48843), (5427, 39267), (13089, 16281)]