128517832

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{203351}}^1$

素因数の和:203436

約数の個数: 16

約数和(自身を含む): 244022400

約数和(自身を除く): 115504568

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 203351, 406702, 813404, 1626808, 16064729, 32129458, 64258916, 128517832]

約数ペア:

[(1, 128517832), (2, 64258916), (4, 32129458), (8, 16064729), (79, 1626808), (158, 813404), (316, 406702), (632, 203351)]