138164229

素因数分解:

$3^2\times 7^1\times {\mathrm{991}}^1\times {\mathrm{2213}}^1$

素因数の和:3217

約数の個数: 24

約数和(自身を含む): 228413952

約数和(自身を除く): 90249723

約数列:

[1, 3, 7, 9, 21, 63, 991, 2213, 2973, 6639, 6937, 8919, 15491, 19917, 20811, 46473, 62433, 139419, 2193083, 6579249, 15351581, 19737747, 46054743, 138164229]

約数ペア:

[(1, 138164229), (3, 46054743), (7, 19737747), (9, 15351581), (21, 6579249), (63, 2193083), (991, 139419), (2213, 62433), (2973, 46473), (6639, 20811), (6937, 19917), (8919, 15491)]