193764669

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{6691}}^1$

素因数の和:6905

約数の個数: 24

約数和(自身を含む): 302103648

約数和(自身を除く): 108338979

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 6691, 9653, 20073, 28959, 46837, 140511, 327859, 983577, 1318127, 3954381, 9226889, 27680667, 64588223, 193764669]

約数ペア:

[(1, 193764669), (3, 64588223), (7, 27680667), (21, 9226889), (49, 3954381), (147, 1318127), (197, 983577), (591, 327859), (1379, 140511), (4137, 46837), (6691, 28959), (9653, 20073)]