217871394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2793223}}^1$

素因数の和:2793241

約数の個数: 16

約数和(自身を含む): 469261632

約数和(自身を除く): 251390238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2793223, 5586446, 8379669, 16759338, 36311899, 72623798, 108935697, 217871394]

約数ペア:

[(1, 217871394), (2, 108935697), (3, 72623798), (6, 36311899), (13, 16759338), (26, 8379669), (39, 5586446), (78, 2793223)]