138933971

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2251}}^1$

素因数の和:2474

約数の個数: 16

約数和(自身を含む): 157387776

約数和(自身を除く): 18453805

約数列:

[1, 11, 31, 181, 341, 1991, 2251, 5611, 24761, 61721, 69781, 407431, 767591, 4481741, 12630361, 138933971]

約数ペア:

[(1, 138933971), (11, 12630361), (31, 4481741), (181, 767591), (341, 407431), (1991, 69781), (2251, 61721), (5611, 24761)]