42247521

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{11257}}^1$

素因数の和:11405

約数の個数: 16

約数和(自身を含む): 63044800

約数和(自身を除く): 20797279

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 11257, 33771, 101313, 303939, 1564723, 4694169, 14082507, 42247521]

約数ペア:

[(1, 42247521), (3, 14082507), (9, 4694169), (27, 1564723), (139, 303939), (417, 101313), (1251, 33771), (3753, 11257)]