2720235

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{3701}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 5064336

約数和(自身を除く): 2344101

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 3701, 11103, 18505, 25907, 55515, 77721, 129535, 181349, 388605, 544047, 906745, 2720235]

約数ペア:

[(1, 2720235), (3, 906745), (5, 544047), (7, 388605), (15, 181349), (21, 129535), (35, 77721), (49, 55515), (105, 25907), (147, 18505), (245, 11103), (735, 3701)]