213710559

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53441}}^1$

素因数の和:53518

約数の個数: 16

約数和(自身を含む): 300985344

約数和(自身を除く): 87274785

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 53441, 160323, 1656671, 2297963, 4970013, 6893889, 71236853, 213710559]

約数ペア:

[(1, 213710559), (3, 71236853), (31, 6893889), (43, 4970013), (93, 2297963), (129, 1656671), (1333, 160323), (3999, 53441)]