128424814

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{20707}}^1$

素因数の和:21159

約数の個数: 16

約数和(自身を含む): 220664448

約数和(自身を除く): 92239634

約数列:

[1, 2, 7, 14, 443, 886, 3101, 6202, 20707, 41414, 144949, 289898, 9173201, 18346402, 64212407, 128424814]

約数ペア:

[(1, 128424814), (2, 64212407), (7, 18346402), (14, 9173201), (443, 289898), (886, 144949), (3101, 41414), (6202, 20707)]