138556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 274176

約数和(自身を除く): 135620

約数列:

[1, 2, 4, 11, 22, 44, 47, 67, 94, 134, 188, 268, 517, 737, 1034, 1474, 2068, 2948, 3149, 6298, 12596, 34639, 69278, 138556]

約数ペア:

[(1, 138556), (2, 69278), (4, 34639), (11, 12596), (22, 6298), (44, 3149), (47, 2948), (67, 2068), (94, 1474), (134, 1034), (188, 737), (268, 517)]