31583409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 50125824

約数和(自身を除く): 18542415

約数列:

[1, 3, 11, 13, 33, 39, 83, 143, 249, 429, 887, 913, 1079, 2661, 2739, 3237, 9757, 11531, 11869, 29271, 34593, 35607, 73621, 126841, 220863, 380523, 809831, 957073, 2429493, 2871219, 10527803, 31583409]

約数ペア:

[(1, 31583409), (3, 10527803), (11, 2871219), (13, 2429493), (33, 957073), (39, 809831), (83, 380523), (143, 220863), (249, 126841), (429, 73621), (887, 35607), (913, 34593), (1079, 29271), (2661, 11869), (2739, 11531), (3237, 9757)]