11975187

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30013}}^1$

素因数の和:30042

約数の個数: 16

約数和(自身を含む): 19208960

約数和(自身を除く): 7233773

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 30013, 90039, 210091, 570247, 630273, 1710741, 3991729, 11975187]

約数ペア:

[(1, 11975187), (3, 3991729), (7, 1710741), (19, 630273), (21, 570247), (57, 210091), (133, 90039), (399, 30013)]