31172728

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{887}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 61378560

約数和(自身を除く): 30205832

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 191, 382, 764, 887, 1528, 1774, 3548, 4393, 7096, 8786, 17572, 20401, 35144, 40802, 81604, 163208, 169417, 338834, 677668, 1355336, 3896591, 7793182, 15586364, 31172728]

約数ペア:

[(1, 31172728), (2, 15586364), (4, 7793182), (8, 3896591), (23, 1355336), (46, 677668), (92, 338834), (184, 169417), (191, 163208), (382, 81604), (764, 40802), (887, 35144), (1528, 20401), (1774, 17572), (3548, 8786), (4393, 7096)]