1989541263

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{284749}}^1$

素因数の和:284906

約数の個数: 16

約数和(自身を含む): 2829276000

約数和(自身を除く): 839734737

約数列:

[1, 3, 17, 51, 137, 411, 2329, 6987, 284749, 854247, 4840733, 14522199, 39010613, 117031839, 663180421, 1989541263]

約数ペア:

[(1, 1989541263), (3, 663180421), (17, 117031839), (51, 39010613), (137, 14522199), (411, 4840733), (2329, 854247), (6987, 284749)]