27931805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26729}}^1$

素因数の和:26764

約数の個数: 16

約数和(自身を含む): 38491200

約数和(自身を除く): 10559395

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 26729, 133645, 294019, 507851, 1470095, 2539255, 5586361, 27931805]

約数ペア:

[(1, 27931805), (5, 5586361), (11, 2539255), (19, 1470095), (55, 507851), (95, 294019), (209, 133645), (1045, 26729)]