31288993

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 35392896

約数和(自身を除く): 4103903

約数列:

[1, 17, 23, 43, 391, 731, 989, 1861, 16813, 31637, 42803, 80023, 727651, 1360391, 1840529, 31288993]

約数ペア:

[(1, 31288993), (17, 1840529), (23, 1360391), (43, 727651), (391, 80023), (731, 42803), (989, 31637), (1861, 16813)]