20161566705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27430703}}^1$

素因数の和:27430725

約数の個数: 24

約数和(自身を含む): 37525203072

約数和(自身を除く): 17363636367

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27430703, 82292109, 137153515, 192014921, 411460545, 576044763, 960074605, 1344104447, 2880223815, 4032313341, 6720522235, 20161566705]

約数ペア:

[(1, 20161566705), (3, 6720522235), (5, 4032313341), (7, 2880223815), (15, 1344104447), (21, 960074605), (35, 576044763), (49, 411460545), (105, 192014921), (147, 137153515), (245, 82292109), (735, 27430703)]