245842989

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3739}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 390635520

約数和(自身を除く): 144792531

約数列:

[1, 3, 7, 21, 31, 93, 101, 217, 303, 651, 707, 2121, 3131, 3739, 9393, 11217, 21917, 26173, 65751, 78519, 115909, 347727, 377639, 811363, 1132917, 2434089, 2643473, 7930419, 11706809, 35120427, 81947663, 245842989]

約数ペア:

[(1, 245842989), (3, 81947663), (7, 35120427), (21, 11706809), (31, 7930419), (93, 2643473), (101, 2434089), (217, 1132917), (303, 811363), (651, 377639), (707, 347727), (2121, 115909), (3131, 78519), (3739, 65751), (9393, 26173), (11217, 21917)]