31309665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 53395200

約数和(自身を除く): 22085535

約数列:

[1, 3, 5, 15, 17, 51, 85, 199, 255, 597, 617, 995, 1851, 2985, 3085, 3383, 9255, 10149, 10489, 16915, 31467, 50745, 52445, 122783, 157335, 368349, 613915, 1841745, 2087311, 6261933, 10436555, 31309665]

約数ペア:

[(1, 31309665), (3, 10436555), (5, 6261933), (15, 2087311), (17, 1841745), (51, 613915), (85, 368349), (199, 157335), (255, 122783), (597, 52445), (617, 50745), (995, 31467), (1851, 16915), (2985, 10489), (3085, 10149), (3383, 9255)]