212798776839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{9966689}}^1$

素因数の和:9967350

約数の個数: 16

約数和(自身を含む): 310003925760

約数和(自身を除く): 97205148921

約数列:

[1, 3, 11, 33, 647, 1941, 7117, 21351, 9966689, 29900067, 109633579, 328900737, 6448447783, 19345343349, 70932925613, 212798776839]

約数ペア:

[(1, 212798776839), (3, 70932925613), (11, 19345343349), (33, 6448447783), (647, 328900737), (1941, 109633579), (7117, 29900067), (21351, 9966689)]