217271312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{438047}}^1$

素因数の和:438086

約数の個数: 20

約数和(自身を含む): 434543616

約数和(自身を除く): 217272304

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 438047, 876094, 1752188, 3504376, 7008752, 13579457, 27158914, 54317828, 108635656, 217271312]

約数ペア:

[(1, 217271312), (2, 108635656), (4, 54317828), (8, 27158914), (16, 13579457), (31, 7008752), (62, 3504376), (124, 1752188), (248, 876094), (496, 438047)]