31156333

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 36775680

約数和(自身を除く): 5619347

約数列:

[1, 13, 19, 31, 169, 247, 313, 403, 589, 3211, 4069, 5239, 5947, 7657, 9703, 52897, 77311, 99541, 126139, 184357, 1005043, 1639807, 2396641, 31156333]

約数ペア:

[(1, 31156333), (13, 2396641), (19, 1639807), (31, 1005043), (169, 184357), (247, 126139), (313, 99541), (403, 77311), (589, 52897), (3211, 9703), (4069, 7657), (5239, 5947)]