38899973

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 32

約数和(自身を含む): 49152000

約数和(自身を除く): 10252027

約数列:

[1, 7, 19, 47, 49, 127, 133, 329, 343, 889, 893, 931, 2303, 2413, 5969, 6223, 6251, 6517, 16121, 16891, 41783, 43561, 43757, 113411, 118237, 292481, 306299, 793877, 827659, 2047367, 5557139, 38899973]

約数ペア:

[(1, 38899973), (7, 5557139), (19, 2047367), (47, 827659), (49, 793877), (127, 306299), (133, 292481), (329, 118237), (343, 113411), (889, 43757), (893, 43561), (931, 41783), (2303, 16891), (2413, 16121), (5969, 6517), (6223, 6251)]