211322812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{8839}}^1$

素因数の和:9025

約数の個数: 24

約数和(自身を含む): 381180800

約数和(自身を除く): 169857988

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 5977, 8839, 11954, 17678, 23908, 35356, 380077, 760154, 1228621, 1520308, 2457242, 4914484, 52830703, 105661406, 211322812]

約数ペア:

[(1, 211322812), (2, 105661406), (4, 52830703), (43, 4914484), (86, 2457242), (139, 1520308), (172, 1228621), (278, 760154), (556, 380077), (5977, 35356), (8839, 23908), (11954, 17678)]