142655959

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 163643760

約数和(自身を除く): 20987801

約数列:

[1, 17, 23, 29, 391, 493, 529, 547, 667, 8993, 9299, 11339, 12581, 15341, 15863, 213877, 260797, 269671, 289363, 364849, 4919171, 6202433, 8391527, 142655959]

約数ペア:

[(1, 142655959), (17, 8391527), (23, 6202433), (29, 4919171), (391, 364849), (493, 289363), (529, 269671), (547, 260797), (667, 213877), (8993, 15863), (9299, 15341), (11339, 12581)]