27791253

素因数分解:

$3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{877}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 46021248

約数和(自身を除く): 18229995

約数列:

[1, 3, 7, 9, 21, 63, 503, 877, 1509, 2631, 3521, 4527, 6139, 7893, 10563, 18417, 31689, 55251, 441131, 1323393, 3087917, 3970179, 9263751, 27791253]

約数ペア:

[(1, 27791253), (3, 9263751), (7, 3970179), (9, 3087917), (21, 1323393), (63, 441131), (503, 55251), (877, 31689), (1509, 18417), (2631, 10563), (3521, 7893), (4527, 6139)]