2978241

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3833}}^1$

素因数の和:3880

約数の個数: 16

約数和(自身を含む): 4662144

約数和(自身を除く): 1683903

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 3833, 11499, 26831, 80493, 141821, 425463, 992747, 2978241]

約数ペア:

[(1, 2978241), (3, 992747), (7, 425463), (21, 141821), (37, 80493), (111, 26831), (259, 11499), (777, 3833)]