16344391

素因数分解:

$7^2\times {\mathrm{47}}^2\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 18

約数和(自身を含む): 19554648

約数和(自身を除く): 3210257

約数列:

[1, 7, 47, 49, 151, 329, 1057, 2209, 2303, 7097, 7399, 15463, 49679, 108241, 333559, 347753, 2334913, 16344391]

約数ペア:

[(1, 16344391), (7, 2334913), (47, 347753), (49, 333559), (151, 108241), (329, 49679), (1057, 15463), (2209, 7399), (2303, 7097)]