2947721876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{66993679}}^1$

素因数の和:66993694

約数の個数: 12

約数和(自身を含む): 5627469120

約数和(自身を除く): 2679747244

約数列:

[1, 2, 4, 11, 22, 44, 66993679, 133987358, 267974716, 736930469, 1473860938, 2947721876]

約数ペア:

[(1, 2947721876), (2, 1473860938), (4, 736930469), (11, 267974716), (22, 133987358), (44, 66993679)]