1287172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 2491776

約数和(自身を除く): 1204604

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 823, 1564, 1646, 3292, 13991, 18929, 27982, 37858, 55964, 75716, 321793, 643586, 1287172]

約数ペア:

[(1, 1287172), (2, 643586), (4, 321793), (17, 75716), (23, 55964), (34, 37858), (46, 27982), (68, 18929), (92, 13991), (391, 3292), (782, 1646), (823, 1564)]