3181581

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 5031936

約数和(自身を除く): 1850355

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 383, 639, 923, 1149, 2769, 3447, 4979, 8307, 14937, 27193, 44811, 81579, 244737, 353509, 1060527, 3181581]

約数ペア:

[(1, 3181581), (3, 1060527), (9, 353509), (13, 244737), (39, 81579), (71, 44811), (117, 27193), (213, 14937), (383, 8307), (639, 4979), (923, 3447), (1149, 2769)]