1311222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19867}}^1$

素因数の和:19883

約数の個数: 16

約数和(自身を含む): 2860992

約数和(自身を除く): 1549770

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 19867, 39734, 59601, 119202, 218537, 437074, 655611, 1311222]

約数ペア:

[(1, 1311222), (2, 655611), (3, 437074), (6, 218537), (11, 119202), (22, 59601), (33, 39734), (66, 19867)]