1989248975

素因数分解:

$5^2\times 7^1\times {\mathrm{2753}}^1\times {\mathrm{4129}}^1$

素因数の和:6899

約数の個数: 24

約数和(自身を含む): 2820756960

約数和(自身を除く): 831507985

約数列:

[1, 5, 7, 25, 35, 175, 2753, 4129, 13765, 19271, 20645, 28903, 68825, 96355, 103225, 144515, 481775, 722575, 11367137, 56835685, 79569959, 284178425, 397849795, 1989248975]

約数ペア:

[(1, 1989248975), (5, 397849795), (7, 284178425), (25, 79569959), (35, 56835685), (175, 11367137), (2753, 722575), (4129, 481775), (13765, 144515), (19271, 103225), (20645, 96355), (28903, 68825)]