28827085

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 13474355

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 469, 647, 665, 1273, 2345, 3235, 4529, 6365, 8911, 12293, 22645, 43349, 44555, 61465, 86051, 216745, 303443, 430255, 823631, 1517215, 4118155, 5765417, 28827085]

約数ペア:

[(1, 28827085), (5, 5765417), (7, 4118155), (19, 1517215), (35, 823631), (67, 430255), (95, 303443), (133, 216745), (335, 86051), (469, 61465), (647, 44555), (665, 43349), (1273, 22645), (2345, 12293), (3235, 8911), (4529, 6365)]