31495257

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 49916160

約数和(自身を除く): 18420903

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 943, 1107, 1237, 2829, 3711, 8487, 11133, 25461, 28451, 33399, 50717, 85353, 152151, 256059, 456453, 768177, 1166491, 1369359, 3499473, 10498419, 31495257]

約数ペア:

[(1, 31495257), (3, 10498419), (9, 3499473), (23, 1369359), (27, 1166491), (41, 768177), (69, 456453), (123, 256059), (207, 152151), (369, 85353), (621, 50717), (943, 33399), (1107, 28451), (1237, 25461), (2829, 11133), (3711, 8487)]