870519

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 1343952

約数和(自身を除く): 473433

約数列:

[1, 3, 13, 17, 39, 51, 101, 169, 221, 303, 507, 663, 1313, 1717, 2873, 3939, 5151, 8619, 17069, 22321, 51207, 66963, 290173, 870519]

約数ペア:

[(1, 870519), (3, 290173), (13, 66963), (17, 51207), (39, 22321), (51, 17069), (101, 8619), (169, 5151), (221, 3939), (303, 2873), (507, 1717), (663, 1313)]