815511159

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{21107}}^1$

素因数の和:21178

約数の個数: 28

約数和(自身を含む): 1245836376

約数和(自身を除く): 430325217

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 729, 1431, 4293, 12879, 21107, 38637, 63321, 189963, 569889, 1118671, 1709667, 3356013, 5129001, 10068039, 15387003, 30204117, 90612351, 271837053, 815511159]

約数ペア:

[(1, 815511159), (3, 271837053), (9, 90612351), (27, 30204117), (53, 15387003), (81, 10068039), (159, 5129001), (243, 3356013), (477, 1709667), (729, 1118671), (1431, 569889), (4293, 189963), (12879, 63321), (21107, 38637)]