215195504

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{85667}}^1$

素因数の和:85832

約数の個数: 20

約数和(自身を含む): 419601864

約数和(自身を除く): 204406360

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 85667, 171334, 342668, 685336, 1370672, 13449719, 26899438, 53798876, 107597752, 215195504]

約数ペア:

[(1, 215195504), (2, 107597752), (4, 53798876), (8, 26899438), (16, 13449719), (157, 1370672), (314, 685336), (628, 342668), (1256, 171334), (2512, 85667)]