156331707

素因数分解:

$3^1\times 7^2\times {\mathrm{947}}^1\times {\mathrm{1123}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 242945856

約数和(自身を除く): 86614149

約数列:

[1, 3, 7, 21, 49, 147, 947, 1123, 2841, 3369, 6629, 7861, 19887, 23583, 46403, 55027, 139209, 165081, 1063481, 3190443, 7444367, 22333101, 52110569, 156331707]

約数ペア:

[(1, 156331707), (3, 52110569), (7, 22333101), (21, 7444367), (49, 3190443), (147, 1063481), (947, 165081), (1123, 139209), (2841, 55027), (3369, 46403), (6629, 23583), (7861, 19887)]