31845957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3953

約数の個数: 32

約数和(自身を含む): 52523520

約数和(自身を除く): 20677563

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 3907, 8151, 11721, 42977, 50791, 74233, 128931, 152373, 222699, 558701, 816563, 965029, 1676103, 2449689, 2895087, 10615319, 31845957]

約数ペア:

[(1, 31845957), (3, 10615319), (11, 2895087), (13, 2449689), (19, 1676103), (33, 965029), (39, 816563), (57, 558701), (143, 222699), (209, 152373), (247, 128931), (429, 74233), (627, 50791), (741, 42977), (2717, 11721), (3907, 8151)]