28960715

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 41382000

約数和(自身を除く): 12421285

約数列:

[1, 5, 7, 35, 43, 49, 215, 245, 301, 1505, 2107, 2749, 10535, 13745, 19243, 96215, 118207, 134701, 591035, 673505, 827449, 4137245, 5792143, 28960715]

約数ペア:

[(1, 28960715), (5, 5792143), (7, 4137245), (35, 827449), (43, 673505), (49, 591035), (215, 134701), (245, 118207), (301, 96215), (1505, 19243), (2107, 13745), (2749, 10535)]