12976645

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 17380440

約数和(自身を除く): 4403795

約数列:

[1, 5, 11, 55, 89, 121, 241, 445, 605, 979, 1205, 2651, 4895, 10769, 13255, 21449, 29161, 53845, 107245, 145805, 235939, 1179695, 2595329, 12976645]

約数ペア:

[(1, 12976645), (5, 2595329), (11, 1179695), (55, 235939), (89, 145805), (121, 107245), (241, 53845), (445, 29161), (605, 21449), (979, 13255), (1205, 10769), (2651, 4895)]