78970321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 86413824

約数和(自身を除く): 7443503

約数列:

[1, 17, 37, 223, 563, 629, 3791, 8251, 9571, 20831, 125549, 140267, 354127, 2134333, 4645313, 78970321]

約数ペア:

[(1, 78970321), (17, 4645313), (37, 2134333), (223, 354127), (563, 140267), (629, 125549), (3791, 20831), (8251, 9571)]