289199024

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{115127}}^1$

素因数の和:115292

約数の個数: 20

約数和(自身を含む): 563896944

約数和(自身を除く): 274697920

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 115127, 230254, 460508, 921016, 1842032, 18074939, 36149878, 72299756, 144599512, 289199024]

約数ペア:

[(1, 289199024), (2, 144599512), (4, 72299756), (8, 36149878), (16, 18074939), (157, 1842032), (314, 921016), (628, 460508), (1256, 230254), (2512, 115127)]